Patents in the B26B21/06 category
1873 — Detachable Straight Razor Back
Patent US135793
Invention Improvement in Razors
Filed Tuesday, 11th February 1873
Published Tuesday, 11th February 1873
Inventor Elijah A. Freeman
Language English
1874 — Straigt-Razor with Thumb-Rest
Patent US147725
Invention Improvements in Razors
Filed Saturday, 31st January 1874
Published Tuesday, 17th February 1874
Inventor George A. Whitmarsh
Owners F. E. Miner, George A. Whitmarsh
Language English
Patent US155643
Invention Improvements in Razors
Filed Saturday, 5th September 1874
Published Tuesday, 6th October 1874
Inventor Ferdinand Erdmanski
Language English
1876 — Straight Razor with Finger Rests
Patent US179255
Invention Improvements in Razors
Filed Saturday, 4th December 1875
Published Tuesday, 27th June 1876
Inventor Conrad Beck
Language English
Patent US220438
Invention Improvement in Razors and Knives
Filed Monday, 16th June 1879
Published Tuesday, 7th October 1879
Inventor Nelson B. Slayton
Language English
Patent US221352
Invention Improvement in the Manufacure of Razors
Filed Monday, 17th March 1879
Published Tuesday, 4th November 1879
Inventor Charles F. Pluemacher
Language English
1880 — Straight Razor with detachable Blades
Patent US234070
Invention Razor
Filed Friday, 9th July 1880
Published Tuesday, 2nd November 1880
Inventors Charles John James Sadler, Sadler Peter C.
Language English
1881 — Double Edge Straight Razor
Patent US237498
Invention Razor
Filed Monday, 15th November 1880
Published Tuesday, 8th February 1881
Inventor John Deasey
Language English
1885 — Straight Razor and Blade Holder
Patent US328202
Invention Razor
Filed Saturday, 4th April 1885
Published Tuesday, 13th October 1885
Inventor Samuel J. Dyer
Language English
Patent US362336
Invention Razor
Filed Wednesday, 16th March 1887
Published Tuesday, 3rd May 1887
Inventor Peter Wahl
Language English
1888 — Straight Razor for SE Wedge Blades
Patent US377926
Invention Attachable and Detachable Back for Razor-Blades
Filed Wednesday, 6th April 1887
Published Tuesday, 14th February 1888
Inventors Alfred Victor Brokhahne, Charles Langbein
Owner Charles Langbein
Language English
1889 — Brace for stropping Razors
Patent US414547
Invention Brace for Razors
Filed Friday, 26th July 1889
Published Tuesday, 5th November 1889
Inventors Frederick, Otto and Richard Kampfe
Language English
1892 — Straight Razor Handle Support
Patent US480916
Invention Razor
Filed Wednesday, 13th January 1892
Published Tuesday, 16th August 1892
Inventor Frederick A. Clauberg
Language English
Patent US482992
Invention Razor-Pivot
Filed Monday, 20th June 1892
Published Tuesday, 20th September 1892
Inventor John G. Bestgen
Language English
Patent US493075
Invention Razor
Filed Saturday, 17th September 1892
Published Tuesday, 7th March 1893
Inventor Carl R. Evertz
Language English
1898 — Removable Blade Straight Razor
Patent US610770
Invention Razor
Filed Saturday, 29th January 1898
Published Tuesday, 13th September 1898
Inventor Frederic Schnabel
Language English
1898 — Straight Razor with Snap-Off Tip
Patent US613032
Invention Razor
Filed Monday, 28th February 1898
Published Tuesday, 25th October 1898
Inventor Herman Greager
Language English
1899 — Straight Razor with removable Blade
Patent US617835
Invention Razor
Filed Wednesday, 20th July 1898
Published Tuesday, 17th January 1899
Inventor Frank Patak
Owners J. Frowenfeld, Frank Patak
Language English
Patent US622544
Invention Razor
Filed Wednesday, 1st June 1898
Published Tuesday, 4th April 1899
Inventor Egon Lothar Schmitz
Language English
1899 — Pivot Blade Straight Style Razor
Patent US624778
Invention Razor
Filed Thursday, 9th February 1899
Published Tuesday, 9th May 1899
Inventor John Thomas Finley
Language English
1899 — Swivel Blade Straight Razor
Patent US637124
Invention Razor, &c
Filed Friday, 16th December 1898
Published Tuesday, 14th November 1899
Inventor Alexander G. Johnson
Language English
1900 — Leresche Frameback Razor
Patent US640209
Invention Razor
Filed Tuesday, 27th June 1899
Published Tuesday, 2nd January 1900
Inventor Jules Emile Leresche
Language English
Patent US650043
Invention Razor
Filed Monday, 21st August 1899
Published Tuesday, 22nd May 1900
Inventor Fredrick W. Gotterke
Language English
1901 — Swivel Blade Straight Razor
Patent US666097
Invention Razor
Filed Tuesday, 15th May 1900
Published Tuesday, 15th January 1901
Inventor Alexander G. Johnson
Language English
Patent US693524
Invention Razor
Filed Thursday, 27th June 1901
Published Tuesday, 18th February 1902
Inventor George William Korn
Language English
1903 — Straight Razor with lockable Blade
Patent US729378
Invention Razor
Filed Thursday, 6th November 1902
Published Tuesday, 26th May 1903
Inventor Harry H. Mintzer
Owners Millie Emma Breisch, Harry H. Mintzer
Language English
Patent US767695
Invention Blade-Holder
Filed Thursday, 10th December 1903
Published Tuesday, 16th August 1904
Inventor Otto Kampfe
Language English
Patent US788834
Invention Razor
Filed Tuesday, 26th April 1904
Published Tuesday, 2nd May 1905
Inventor Frederick Kampfe
Language English
Patent US788835
Invention Razor
Filed Tuesday, 26th April 1904
Published Tuesday, 2nd May 1905
Inventor Frederick Kampfe
Language English
Patent US788836
Invention Razor
Filed Thursday, 10th December 1903
Published Tuesday, 2nd May 1905
Inventor Otto Kampfe
Language English
Patent US790439
Invention Razor
Filed Monday, 9th May 1904
Published Tuesday, 23rd May 1905
Inventor Frederick Kampfe
Language English
Patent US792399
Invention Razor
Filed Friday, 7th April 1905
Published Tuesday, 13th June 1905
Inventor William R. Christie
Language English
Patent US795115
Invention Razor
Filed Wednesday, 8th February 1905
Published Tuesday, 18th July 1905
Inventor Charles L. Girard
Language English
Patent US795996
Invention Razor
Filed Saturday, 22nd April 1905
Published Tuesday, 1st August 1905
Inventor Samuel W. Marvin
Owners John M. Duhig, Samuel W. Marvin, Harry C. Whittemore
Language English
Patent US808659
Invention Holder and Handle for Safety-Razors
Filed Thursday, 29th December 1904
Published Tuesday, 2nd January 1906
Inventor Charles L. Holland
Owners Charles E. and Charles L. Holland
Language English
1906 — Frameback Razor for DE Blades
Patent US813232
Invention Razor
Filed Wednesday, 26th July 1905
Published Tuesday, 20th February 1906
Inventor John W. Offutt
Owners R. T. Brown, John W. Offutt
Language English
Patent US815355
Invention Razor
Filed Friday, 19th May 1905
Published Tuesday, 20th March 1906
Inventor George William Korn
Language English
1907 — Stropping Holder for SE Blades
Patent US858155
Invention Blade-Holder for Razor-Blades
Filed Friday, 26th October 1906
Published Tuesday, 25th June 1907
Inventor Terence F. Curley
Language English
Patent US858717
Invention Razor
Filed Wednesday, 28th November 1906
Published Tuesday, 2nd July 1907
Inventor Albert Grah
Language English
Patent US860829
Invention Razor
Filed Thursday, 29th March 1906
Published Tuesday, 23rd July 1907
Inventor Oscar A. R. M. Schmidt
Language English
Patent US871037
Invention Razor
Filed Wednesday, 6th March 1907
Published Tuesday, 12th November 1907
Inventor Leonard Heuser
Language English
1908 — Razor Using a Pen-Holder for a Handle
Patent US886875
Invention Razor
Filed Friday, 3rd January 1908
Published Tuesday, 5th May 1908
Inventor Max Schütze
Language English
1908 — Leresche Frameback Razor
Patent US892750
Invention Razor
Filed Saturday, 18th August 1906
Published Tuesday, 7th July 1908
Inventor Jules Emile Leresche
Language English
1909 — Double Edged Straight Razor
Patent US914842
Invention Razor
Filed Wednesday, 2nd September 1908
Published Tuesday, 9th March 1909
Inventor Stephen Illis
Language English
Patent US917043
Invention Razor-Blade Holder
Filed Tuesday, 23rd June 1908
Published Tuesday, 6th April 1909
Inventor Daniel W. Gage
Language English
Patent US929058
Invention Razor
Filed Wednesday, 12th August 1908
Published Tuesday, 27th July 1909
Inventor Edward Weck
Language English
1924 — Handleless Disposable Razor
Patent US1489460
Invention Razor
Filed Saturday, 7th July 1923
Published Tuesday, 8th April 1924
Inventor Athole George Robertson
Language English
Patent US2501987
Invention Disposable Razor
Filed Monday, 19th November 1945
Published Tuesday, 28th March 1950
Inventor Albert D. Brown
Language English
1957 — Disposable Matchbook Style Lather Catcher
Patent US2789346
Invention Disposable Safety Razor
Filed Wednesday, 14th October 1953
Published Tuesday, 23rd April 1957
Inventors Allen Phillip Algier, Ford M. Radenbaugh
Language English
1957 — Disposable Single Edge Razor
Patent US2794246
Invention Disposable Razor
Filed Wednesday, 13th October 1954
Published Tuesday, 4th June 1957
Inventors Gary K. Agnew, Robert F. Marsh
Language English
1963 — Disposable Enders Razor
Patent US3078569
Invention One Piece Disposable Razor
Filed Wednesday, 22nd March 1961
Published Tuesday, 26th February 1963
Inventors Milton M. Sidney, David Woolley
Owner Mailman Bros. as Durham Enders Razor Company
Language English
1968 — Disposable Injector Blade Razor
Patent US3413720
Invention Disposable Plastic Safety Razor
Filed Monday, 16th May 1966
Published Tuesday, 3rd December 1968
Inventor Roy E. Mullen
Owner Inc. Rochester Razor
Language English
1970 — Opposing Blades Cartridge Razor
Patent US3488764
Invention Safety Razors
Filed Friday, 1st December 1967
Published Tuesday, 6th January 1970
Inventor Norman C. Welsh
Owner Gillette Company
Language English