Patents in the B26B21/446 category
1880 — First Kampfe Safety Razor Patent
Patent US228904
Invention Safety-Razor
Filed Saturday, 8th May 1880
Published Tuesday, 15th June 1880
Inventors Frederick and Otto Kampfe
Language English
The first ever patent for a “Safety-Razor”.
Patent US326885
Reissue USRE10748
Invention Safety-Razor
Filed Monday, 13th July 1885
Published Tuesday, 22nd September 1885
Inventor Andrew Partridge
Owners Andrew Partridge, Dennis F. Sweeney
Language English
Patent US341420
Invention Safety-Razor
Filed Wednesday, 24th March 1886
Published Tuesday, 4th May 1886
Inventor Richard Kampfe
Owners Frederick, Otto and Richard Kampfe
Language English
Patent US358979
Invention Shaving Apparatus
Filed Wednesday, 24th November 1886
Published Tuesday, 8th March 1887
Inventor Robert M. Keating
Language English
1887 — Dr. Scott's Electric Safety Razor
Patent US361377
Invention Safety-Razor
Filed Tuesday, 31st August 1886
Published Tuesday, 19th April 1887
Inventor Charles H. Shaw
Language English
Not electric at all.
1890 — Handleless Safety Razor
Patent US424601
Invention Safety-Razor
Filed Friday, 1st March 1889
Published Tuesday, 1st April 1890
Inventor Benno vom Eigen
Owners Frederick, Otto and Richard Kampfe
Language English
Patent US543348
Invention Shaving Apparatus
Filed Thursday, 21st December 1893
Published Tuesday, 23rd July 1895
Inventor Friedrich Wilhelm Naumann
Owner Christian Hugo Zimmermann
Language English
Other countries DE74694
Patent US589080
Invention Safety-Razor
Filed Tuesday, 15th September 1896
Published Tuesday, 31st August 1897
Inventor William Greenfield
Language English
Patent US589513
Invention Safety-Razor
Filed Tuesday, 12th May 1896
Published Tuesday, 7th September 1897
Inventor Preston Willis Strong
Language English
1898 — First Reichard Razor Patent
Patent US616806
Invention Safety-Razor
Filed Friday, 4th March 1898
Published Tuesday, 27th December 1898
Inventor Jeremiah Reichard
Language English
1906 — Razor with Circular Blade
Patent US827718
Invention Shaving Device
Filed Saturday, 2nd December 1905
Published Tuesday, 7th August 1906
Inventor Benno vom Eigen
Language English
Patent US895997
Invention Safety-Razor
Filed Monday, 14th October 1907
Published Tuesday, 11th August 1908
Inventor James H. Flagg
Language English
Patent US910187
Invention Safety-Razor
Filed Thursday, 5th March 1908
Published Tuesday, 19th January 1909
Inventor James H. Flagg
Language English
Patent US914957
Invention Safety-Razor
Filed Saturday, 2nd November 1907
Published Tuesday, 9th March 1909
Inventor Benjamin Kiam
Language English