Old patents available online

US41891
Inventor:
John Kinloch
1864
Owners:
Adam and Archibald Catanach, John Kinloch
US67411
Inventor:
Gouverneur Carr
1867
Owner:
Gouverneur Carr
US206473
Inventor:
John Monks
1878
Owner:
John Monks
US228829
Inventor:
Charles D. Moody
1880
Owner:
Charles B. Wilson
US228904
Inventors:
Frederick and Otto Kampfe
1880
Owners:
Frederick and Otto Kampfe
Historic
US229127
Inventor:
John Heitner
1880
Owner:
John Heitner
US237008
1881
Owner:
Pierre Lucien Fontaine
US237174
1881
Owners:
Eugene Louis Bossin, Jean Jules Brard, François Durand
US241583
Inventor:
Lucius C. Allin
1881
Owner:
Lucius C. Allin
US250412
Inventor:
Paul Zamett
1881
Owner:
Paul Zamett
US266034
Inventor:
Edward Herberer
1882
Owner:
Edward Herberer
US333736
Inventor:
Henry G. Fiske
1886
Owners:
Henry G. Fiske, Asa K. Jr. Patton
US338167
Inventor:
Leo Ehrlich
1886
Owner:
Leo Ehrlich
US341420
Inventor:
Richard Kampfe
1886
Owners:
Frederick, Otto and Richard Kampfe
US344114
Inventors:
Frederick and Otto Kampfe
1886
Owners:
Frederick and Otto Kampfe
US344115
Inventor:
Richard Kampfe
1886
Owner:
Richard Kampfe
US349287
Inventor:
Joseph R. Torrey
1886
Owner:
J. R. Torrey Razor Company
US354196
Inventors:
Frederick, Otto and Richard Kampfe
1886
Owners:
Frederick, Otto and Richard Kampfe
US358978
Inventors:
Frederick, Otto and Richard Kampfe
1887
Owners:
Frederick, Otto and Richard Kampfe
US360159
Inventor:
Robert M. Keating
1887
Owner:
Robert M. Keating
US361234
Inventor:
Andrew Partridge
1887
Owner:
Kampfe Bros.
US370505
Inventor:
Joseph Turner
1887
Owner:
J. R. Torrey Razor Company
US370506
Inventor:
Joseph Turner
1887
Owner:
J. R. Torrey Razor Company
US373395
Inventor:
Henry G. Fiske
1887
Owner:
Kampfe Bros.
US375592
Inventor:
Albert S. Aloe
1887
Owner:
Albert S. Aloe
US385462
Inventors:
Frederick, Otto and Richard Kampfe
1888
Owners:
Frederick, Otto and Richard Kampfe
US387359
Inventors:
Frederick, Otto and Richard Kampfe
1888
Owners:
Frederick, Otto and Richard Kampfe
US400418
Inventor:
Joseph Turner
1889
Owner:
J. R. Torrey Razor Company
US424601
Inventor:
Benno vom Eigen
1890
Owners:
Frederick, Otto and Richard Kampfe
DE57239
Inventor:
Ernst Scharff
1891
Owner:
Ernst Scharff
US484116
1892
Owner:
Egon Lothar Schmitz
DE64903
Inventor:
Ernst Scharff
1892
Owner:
Ernst Scharff
US489995
1893
Owner:
John Andrew Stenberg
US512125
Inventor:
Ernst Scharff
1894
Owner:
Ernst Scharff
USD23699
Inventors:
Frederick, Otto and Richard Kampfe
1894
Owners:
Frederick, Otto and Richard Kampfe
USD24093
Inventors:
Frederick, Otto and Richard Kampfe
1895
Owners:
Frederick, Otto and Richard Kampfe
US540319
Inventors:
Frederick, Otto and Richard Kampfe
1895
Owners:
Frederick, Otto and Richard Kampfe
US554823
Inventors:
Frederick, Otto and Richard Kampfe
1896
Owners:
Frederick, Otto and Richard Kampfe
US560493
1896
Owner:
Ruth Ethelinda Gibbs
US561707
Inventor:
Eugene J. Fuchs
1896
Owner:
Kampfe Brothers
USD27032
Inventors:
Frederick, Otto and Richard Kampfe
1897
Owners:
Frederick, Otto and Richard Kampfe
US613825
1898
Owner:
Mary Zinn
US616554
Inventor:
John F. O'Rourke
1898
Owner:
John F. O'Rourke
US616806
Inventor:
Jeremiah Reichard
1898
Owner:
Jeremiah Reichard
US616807
Inventor:
Jeremiah Reichard
1898
Owner:
Jeremiah Reichard
US627014
1899
Owner:
Mary Zinn
US637511
Inventors:
Frederick, Otto and Richard Kampfe
1899
Owners:
Frederick, Otto and Richard Kampfe
US637512
Inventors:
Frederick, Otto and Richard Kampfe
1899
Owners:
Frederick, Otto and Richard Kampfe
US638126
Inventors:
Frederick, Otto and Richard Kampfe
1899
Owners:
Frederick, Otto and Richard Kampfe
US645017
1900
Owner:
Mary Zinn
US646065
Inventor:
Samuel L. Bligh
1900
Owner:
Samuel L. Bligh
US657010
1900
Owner:
Mary Zinn
US658649
Inventors:
Frederick, Otto and Richard Kampfe
1900
Owners:
Frederick, Otto and Richard Kampfe
US658650
Inventors:
Frederick, Otto and Richard Kampfe
1900
Owners:
Frederick, Otto and Richard Kampfe
US664177
1900
Owner:
Mary Zinn
US668752
Inventors:
Frederick, Otto and Richard Kampfe
1901
Owners:
Frederick, Otto and Richard Kampfe
US672983
Inventors:
Frederick, Otto and Richard Kampfe
1901
Owners:
Frederick, Otto and Richard Kampfe
US672984
Inventors:
Frederick, Otto and Richard Kampfe
1901
Owners:
Frederick, Otto and Richard Kampfe
US679639
1901
Owner:
Mary Zinn
US686143
1901
Owner:
Mary Zinn
US690380
Inventor:
Joseph Turner
1901
Owner:
Joseph Turner
US694650
Inventors:
Frederick, Otto and Richard Kampfe
1902
Owners:
Frederick, Otto and Richard Kampfe
US698763
Inventor:
Joseph Turner
1902
Owner:
Joseph Turner
US703845
Inventor:
Miles H. Standish
1902
Owner:
Miles H. Standish
GB190211526
1903
Owner:
The Wilkinson Sword Company Limited
US724337
1903
Owner:
Mary Zinn
US733399
Inventors:
Frederick, Otto and Richard Kampfe
1903
Owners:
Frederick, Otto and Richard Kampfe
US733400
Inventors:
Frederick, Otto and Richard Kampfe
1903
Owners:
Frederick, Otto and Richard Kampfe
US739029
1903
Owner:
August William Scheuber
USTM41201
Inventor:
Jeremiah Reichard
1903
Owner:
Jeremiah Reichard
US749751
1904
Owner:
August William Scheuber
US756615
Inventor:
Alfred Fornander
1904
Owner:
Alfred Fornander
US759262
1904
Owner:
Henry Jacques Gaisman
US759475
1904
Owners:
Jeremiah Reichard, Reichard & Scheuber Manufacturing Company, August William Scheuber
US769114
1904
Owners:
Jeremiah Reichard, Reichard & Scheuber Mfg Co, August William Scheuber
USTM43258
Inventors:
Frederick, Otto and Richard Kampfe
1904
Owner:
Kampfe Bros.
US775134
Inventor:
King Camp Gillette
1904
Owner:
Federal Trust Company
Historic
US775135
Inventor:
King Camp Gillette
1904
Owner:
Federal Trust Company
SE18647
Inventor:
C. G. Lindevall
1904
Owner:
C. G. Lindevall
US780233
1905
Owner:
August William Scheuber
US788820
1905
Owner:
Russ Jackson Christy
US794798
Inventor:
Louis Heckel
1905
Owner:
Louis Heckel
US798129
1905
Owner:
Russ Jackson Christy
US807172
Inventor:
Amos H. Jackson
1905
Owner:
Amos H. Jackson
US811999
1906
Owner:
Peter Antonio Benet
US816141
1906
Owner:
Robert S. Wiesenfeld
US816299
1906
Owner:
Frederick A. Clauberg
GB190524010
Inventor:
Walter J. Smart
1906
Owner:
Walter J. Smart
US827718
Inventor:
Benno vom Eigen
1906
Owner:
Benno vom Eigen
US837359
Inventor:
Rollin B. Tuller
1906
Owner:
Rollin B. Tuller
US843148
Inventor:
Amos H. Jackson
1907
Owner:
Amos H. Jackson
US845628
Inventor:
Leonard B. Gaylor
1907
Owner:
Leonard B. Gaylor
US847308
1907
Owner:
Multiplex Safety Razor Company
US850183
Inventor:
Jeremiah Reichard
1907
Owner:
American Safety Razor Company
US853960
1907
Owner:
Russ Jackson Christy
US855252
Inventor:
Edward Krusius
1907
Owner:
Edward Krusius
US856438
1907
Owners:
Pietro Beltrame, Pietro Falchi
US866827
Inventor:
Gerhard Tittmann
1907
Owner:
Gerhard Tittmann
US866856
Inventor:
Edward B. Gibford
1907
Owner:
American Safety Razor Co.
US869579
Inventor:
James W. Leslie
1907
Owner:
James W. Leslie
US881033
Inventor:
Walter J. Smart
1908
Owners:
Arthur S., Martin and Mary Zinn
US892011
1908
Owners:
Arthur, Martin and Mary Zinn
GB190800532
Inventor:
Sidney Willet
1908
Owner:
Sidney Willet
US906488
1908
Owner:
Gillette Safety Razor Company
US908470
Inventor:
James W. Leslie
1909
Owner:
Leslie Safety Razor Company
US909097
Inventor:
James W. Leslie
1909
Owner:
Leslie Safety Razor Company
US927349
Inventor:
George H. Hamilton
1909
Owner:
Burham Safety Razor Co.
GB190914526
1910
Owner:
Julius Bueno de Mesquita
US962531
Inventor:
William Schmidt
1910
Owners:
Arthur, Martin and Mary Zinn
US977314
Inventor:
Otto Kampfe
1910
Owner:
Otto Kampfe
US996837
Inventor:
Leonidas H. Cress
1911
Owner:
Federal Tool Company
US1005273
Inventor:
Joseph Molkenthin
1911
Owner:
Clark Blade and Razor Company
US1008719
Inventor:
Otto Kampfe
1911
Owner:
Kampfe Bros.
US1013034
Inventor:
Richard Marx
1911
Owner:
Richard Marx
US1018783
1912
Owner:
Simon Zinn
Must Read
USD43082
Inventor:
James W. Leslie
1912
Owner:
Leslie Manufacturing Company
US1044863
1912
Owner:
Federal Tool Company
US1047617
Inventor:
Leonidas H. Cress
1912
Owner:
Federal Tool Company
US1051094
Inventor:
William C. Finney
1913
Owner:
Percy W. Finney
US1091436
Inventor:
Joseph Kaufman
1914
Owner:
Joseph Kaufman
US1093189
Inventor:
Richard Jr. Kampfe
1914
Owner:
Richard Jr. Kampfe
GB191403504
Inventor:
Thomas Wild
1914
Owner:
Thomas Wild
US1123371
Inventor:
Alfred W. Proctor
1915
Owner:
Gillette Safety Razor Company
US1127409
1915
Owner:
Cap Bertrand Collins
US1135775
1915
Owner:
Julius Bueno de Mesquita
GB191512218
1916
Owners:
John Alfred Lloyd, Harry Reynolds
US1168288
1916
Owner:
Frederick Nathaniel Davidson
US1171290
Inventor:
Thomas Wild
1916
Owner:
Thomas Wild
US1180686
1916
Owner:
Katherine Ellwood Allport
US1201317
Inventor:
George W. Lishawa
1916
Owner:
George W. Lishawa
US1223305
1917
Owner:
Katherine Ellwood Allport
US1234834
1917
Owner:
Darrent Company Inc.
CH77959
Inventor:
Heinrich Besançon
1918
Owner:
Heinrich Besançon
GB121415
1918
Owners:
Henry Thomas Gill, Harry Lucas
US1299570
1919
Owner:
Kampfe Bros.
US1326635
Inventor:
Heinrich Besançon
1919
Owner:
Heinrich Besançon
US1328024
Inventor:
Edward R. Wharton
1920
Owner:
Gillette Safety Razor Company
USTM130008
1920
Owner:
American Safety Razor Company
US1339397
Inventor:
Charles W. Jones
1920
Owner:
Charles W. Jones
USD56283
Inventor:
Henry H. Johnson
1920
Owner:
Collins Safety Razor Company
US1370935
1921
Owners:
Christian E. A. Gronbech, Winfred H. Van Gorder
US1370960
1921
Owner:
Christian E. A. Gronbech
US1376759
1921
Owner:
Christian E. A. Gronbech
Must Read
US1427130
Inventor:
Charles A. Strand
1922
Owner:
Charles A. Strand
US1445452
1923
Owner:
George Arthur Schieren
US1452935
Inventor:
Jacob Schick
1923
Owner:
Jacob Schick
Historic
DE380557
1923
Owners:
Karl Dahl, Walter Flügel, Walter Ohliger
US1488907
1924
Owner:
American Safety Razor Corporation
US1499698
Inventor:
Carl Schoenert
1924
Owner:
Carl Schoenert
US1502615
1924
Owner:
Russ Jackson Christy
DE403299
Inventor:
Paul Müller
1924
Owner:
Paul Müller
US1540731
1925
Owner:
Julius Bueno de Mesquita
US1563724
1925
Owner:
Russ Jackson Christy
GB243881
1925
Owner:
Paul Richard Kuehnrich
US1584811
Inventor:
Jacob Schick
1926
Owner:
Magazine Repeating Razor Company
US1592540
Inventor:
Marcus H. Rhodes
1926
Owner:
Rhodes Manufacturing Company
GB264203
Inventor:
Jacob Schick
1927
Owner:
Jacob Schick
GB265525
Inventor:
Jacob Schick
1927
Owner:
Jacob Schick
DE444361
Inventor:
Paul Müller
1927
Owner:
Mulcuto-Werk Paul Müller & Co.
GB276735
Inventor:
Jacob Schick
1927
Owner:
Magazine Repeating Razor Company
DE450267
1927
Owner:
Julius Bueno de Mesquita
US1652685
Inventor:
Jacob Schick
1927
Owner:
Magazine Repeating Razor Company
DE460318
Inventor:
Paul Müller
1928
Owner:
Paul Müller
USD75147
Inventor:
Paul H. Berger
1928
Owner:
Paul H. Berger
US1678933
Inventor:
Earl C. Bunnell
1928
Owner:
John J. King
GB296597
1928
Owners:
John Henry Morgan, Alfred Stewart Mumme
GB297552
1928
Owner:
Herbert Kyle Turner
DE467996
Inventor:
Paul Müller
1928
Owner:
Paul Müller
GB298877
1928
Owner:
Ralph Sneyd Kynnersley
DE473593
Inventor:
Paul Müller
1929
Owner:
Paul Müller
DE474959
Inventor:
Unknown
1929
Owner:
Eversharp Safety Razor Co. A/S
US1718219
Inventor:
Hugh De Haven
1929
Owner:
De Haven Razor Cprporation
DE483501
1929
Owners:
John Henry Morgan, Alfred Stewart Mumme
DE483681
Inventor:
Paul Müller
1929
Owner:
Paul Müller
US1730167
Inventor:
Jacob Schick
1929
Owner:
Magazine Repeating Razor Company
GB321115
1929
Owner:
The Wilkinson Sword Company Limited
US1739280
Inventor:
Marcus B. Behrman
1929
Owner:
American Safety Razor Corporation
GB323007
Inventor:
Folke Kylberg
1929
Owner:
Folke Kylberg
US1742330
Inventor:
Georges Valet
1930
Owner:
Georges Valet
DE490330
Inventor:
Paul Müller
1930
Owner:
Paul Müller
US1757978
Inventor:
Jacob Schick
1930
Owner:
Jacob Schick
GB329127
1930
Owner:
Florence Minnie Goddard
US1760496
1930
Owner:
Russell P. Harshberger
US1767706
Inventor:
Jacob Schick
1930
Owner:
Magazine Repeating Razor Company
DE503559
Inventor:
Paul Müller
1930
Owner:
Paul Müller
US1773614
Inventor:
Godfrey Dalkowitz
1930
Owner:
American Safety Razor Coroporation
US1777602
1930
Owner:
Russ Jackson Christy
US1786224
1930
Owner:
Old Colony Distributing Company
US1791552
1931
Owner:
Enders Razor Company
US1791553
1931
Owner:
Enders Razor Company
US1797733
Inventor:
Jacob Schick
1931
Owner:
Magazine Repeating Razor Company
US1806087
Inventor:
Jacob Schick
1931
Owner:
Magazine Repeating Razor Company
US1826410
1931
Owner:
Art Metal Works Inc.
GB360988
1931
Owner:
William Petrie Fraser
GB368943
Inventor:
Karl Braun
1932
Owner:
Karl Braun
US1859554
Inventor:
Hugh De Haven
1932
Owner:
De Haven Razor Corporation
GB375651
1932
Owner:
Art Metal Works Inc.
US1875990
Inventor:
Burton Christmas
1932
Owner:
Burton Christmas
US1877429
1932
Owner:
Magazine Repeating Razor Company
GB381391
1932
Owner:
Adolf Lübbertsmeier
GB383018
1932
Owner:
Art Metal Works Inc.
US1890334
Inventor:
Joseph Muros
1932
Owner:
Gillette Safet Razor Company
US1900965
Inventor:
Frank Weiss
1933
Owner:
Frank Weiss
US1912461
Inventor:
Joseph Muros
1933
Owner:
Gillette Safety Razor Company
US1920711
Inventor:
Mino Pelizzola
1933
Owner:
Mino Pelizzola
US1931856
1933
Owner:
Art Metal Works Inc.
GB400621
Inventor:
Joseph Muros
1933
Owner:
Gillette Safety Razor Company
US1933186
Inventor:
Alfred G. Ryley
1933
Owner:
Walter H. Wiewel
GB402154
Inventor:
Jesse Booth
1933
Owner:
Jesse Booth
US1958718
1934
Owner:
Joseph J. Schermack
US1966425
1934
Owner:
Art Metal Works Inc.
US1969945
1934
Owner:
Magazine Repeating Razor Company
GB419495
Inventor:
William Brown
1934
Owner:
Darwins Limited
DE607187
1934
Owner:
Adolf Lübbertsmeier
US2004086
Inventor:
Nicholas Testi
1935
Owner:
Gillette Safety Razor Company
CH180747
Inventor:
Walter Osberghaus
1935
Owner:
Walter Osberghaus
US2026229
1935
Owner:
Chester Arthur Gratiot
US2030703
Inventor:
Leopold Karl Kuhnl
1936
Owner:
Magazine Repeating Razor Company
NL38565
Inventor:
Walter Osberghaus
1936
Owner:
Walter Osberghaus
GB445385
Inventor:
Bernard O'Neill
1936
Owner:
Ever-Ready Razor Products Limited
US2043046
Inventor:
Leopold Karl Kuhnl
1936
Owner:
Magazine Repeating Razor Company
US2048565
1936
Owner:
Magazine Repeating Razor Company
US2050244
1936
Owner:
Magazine Repeating Razor Company
US2054418
Inventor:
Ilse Hartmann
1936
Owner:
Kupfer-Asbest-Co. Gustav Bach
US2058633
1936
Owner:
Magazine Repeating Razor Company
US2060243
1936
Owner:
Magazine Repeating Razor Company
US2065748
1936
Owner:
Magazine Repeating Razor Company
US2066800
1937
Owner:
Magazine Repeating Razor Company
CH188938
Inventor:
Walter Busch
1937
Owner:
Walter Busch
GB461542
1937
Owners:
Erich and Fritz Ebert, Josef Morschbach
US2072636
Inventor:
John H. Hilliard
1937
Owner:
Magazine Repeating Razor Company
DE647758
Inventors:
Erich and Fritz Ebert
1937
Owners:
Erich and Fritz Ebert
GB469720
Inventor:
Walter Busch
1937
Owner:
Walter Busch
US2090181
Inventor:
Earl C. Bunnell
1937
Owner:
Earl C. Bunnell
DE651039
Inventor:
Ilse Hartmann
1937
Owner:
Kupfer-Asbest-Co. Gustav Bach
US2098862
Inventors:
Erich and Fritz Ebert
1937
Owners:
Erich and Fritz Ebert
AT151919
Inventor:
Josef Morschbach
1937
Owner:
Josef Morschbach
US2108267
Inventor:
Bernard O'Neill
1938
Owner:
American Safety Razor Corporation
US2109017
1938
Owner:
Magazine Repeating Razor Company
US2111739
1938
Owner:
Magazine Repeating Razor Company
GB485747
1938
Owners:
Eugen and Friedrich Herkenrath, Paul Lauterjung
DE665265
Inventor:
Walter Osberghaus
1938
Owner:
Walter Osberghaus
US2129022
Inventor:
Walter Osberghaus
1938
Owner:
Walter Osberghaus
US2138353
1938
Owner:
Magazine Repeating Razor Company
DE669899
Inventor:
Walter Busch
1938
Owner:
Walter Busch
US2160370
1939
Owner:
Magazine Repeating Razor Company
DE678521
Inventor:
Ernst Linhorst
1939
Owner:
Ernst Linhorst Rasiermesser- und Rasierklingen-Fabrik
US2167032
1939
Owner:
Magazine Repeating Razor Company
US2169383
Inventor:
John E. Drew
1939
Owner:
Durham Duplex Razor Company
US2200752
Inventor:
Leopold Karl Kuhnl
1940
Owner:
Magazine Repeating Razor Company
US2202468
1940
Owner:
Magazine Repeating Razor Company
US2203837
1940
Owner:
Magazine Repeating Razor Company
US2205568
Inventor:
Leopold Karl Kuhnl
1940
Owner:
Magazine Repeating Razor Company
US2215008
Inventor:
Leopold Karl Kuhnl
1940
Owner:
Magazine Repeating Razor Company
US2221379
1940
Owner:
Magazine Repeating Razor Company
US2225405
Inventor:
Samuel Osterman
1940
Owner:
Guth Stern and Co. Inc.
US2230462
Inventor:
Leopold Karl Kuhnl
1941
Owner:
Magazine Repeating Razor Company
USD125592
1941
Owner:
Magazine Repeating Razor Company
US2246368
Inventor:
Leopold Karl Kuhnl
1941
Owner:
Magazine Repeating Razor Company
US2256810
Inventor:
Leopold Karl Kuhnl
1941
Owner:
Magazine Repeating Razor Company
CH218155
Inventor:
Armin Gisiger
1941
Owner:
Armin Gisiger
US2270388
1942
Owner:
Gillette Safety Razor Company
US2281980
Inventor:
Leopold Karl Kuhnl
1942
Owner:
Magazine Repeating Razor Company
US2292387
1942
Owners:
George Antheil, Hedy Kiesler Markey
US2310180
Inventor:
Leopold Karl Kuhnl
1943
Owner:
Magazine Repeating Razor Company
US2315785
1943
Owner:
William Henry Greenleaf
US2319815
1943
Owner:
Russell P. Harshberger
DE739561
Inventor:
Wilhelm Müller
1943
Owner:
Wilhelm Müller
US2337595
Inventor:
James C. Friel
1943
Owner:
James C. Friel
GB558703
1944
Owner:
Frederick Wilfred Knowles
US2357208
Inventor:
Leopold Karl Kuhnl
1944
Owner:
Magazine Repeating Razor Company
US2359028
Inventor:
James C. Friel
1944
Owner:
James C. Friel
US2397555
1946
Owners:
James C. Friel, Paul Hugo Lotthamer, Lucille Tewell
US2511979
1950
Owners:
Esther Christine Goddard, The Daniel and Florence Guggenheim Foundation
US2521481
1950
Owner:
Octavius Victor Rodrigues
DE801132
1950
Owners:
Fritz Ebert, Charlotte Orlowski
US2580058
Inventor:
Oscar Willhelm
1951
Owner:
Durham-Enders Razor Corporation
US2644229
Inventor:
Joseph Muros
1953
Owner:
The Gillette Company
US2661533
1953
Owner:
The Gillette Company
US2848807
1958
Owner:
The Gillette Company
DE1794636
1959
Owner:
Ernst Graf De Longuyon
US2911713
Inventor:
Leopold Karl Kuhnl
1959
Owner:
Inc. Eversharp
US2911714
1959
Owner:
Eversharp Inc.
Must Read
CH378722
1964
Owner:
Climar AG
US3203093
Inventor:
Leopold Karl Kuhnl
1965
Owner:
Eversharp Inc.
CH416969
1967
Owner:
Climar AG
US3311975
1967
Owner:
Climar A.G.
US3821851
Inventor:
Leopold Karl Kuhnl
1974
Owner:
Warner-Lambert Company
USD414898
Inventor:
Kenneth Grange
1999
Owner:
Warner-Lambert Company

I have made interactive online versions of 293 (mostly) vintage razor patents.
Have a look at the overview page to delve into them.
You can also look at the patents grouped by category or grouped by inventor.
To get notified of new patents I put online, you can follow me on Twitter.

Patent categories