Classifications: Documentary

Classifications: Documentary
937 to 960 of 1,338
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Patent - Cellulose Ether Composition
Documentary
John M. Donohue
Patent - Cellulose Ether Composition
September 8, 1925
Patent - Cellulose Ether Composition
Documentary
John M. Donohue
Patent - Cellulose Ether Composition
September 8, 1925
Patent - Cellulose Ether Composition
Documentary
John M. Donohue
Patent - Cellulose Ether Composition
September 8, 1925
Patent - Laminated Cellulose Ether Cellulose Ester Film
Documentary
John M. Donohue
Patent - Laminated Cellulose Ether Cellulose Ester Film
December 9, 1924
Patent - Process of Making Cellulose Ether
Documentary
John M. Donohue
Patent - Process of Making Cellulose Ether
April 8, 1924
Patent - Cellulose Ether Composition
Documentary
John M. Donohue
Patent - Cellulose Ether Composition
November 6, 1923
Patent - Cellulose Ether Composition
Documentary
John M. Donohue
Patent - Cellulose Ether Composition
November 6, 1923
Patent - Cellulose Ether Composition
Documentary
John M. Donohue
Patent - Cellulose Ether Composition
November 6, 1923
Image Not Available
Documentary
John M. Donohue
Patent - Cellulose Ether Film and Composition For Making Same
June 26, 1923
Patent - Cellulose Ether Solvent and Composition
Documentary
John M. Donohue
Patent - Cellulose Ether Solvent and Composition
November 7, 1922
Patent - Process fo Making Cellulose Ethers
Documentary
John M. Donohue
Patent - Process fo Making Cellulose Ethers
May 9, 1922
Patent- Cellulose ether solvent and composition
Documentary
John M. Donohue
Patent- Cellulose ether solvent and composition
October 18, 1921
Patent- Photographer's kit
Documentary
William J.M. Dobson
Patent- Photographer's kit
March 13, 1888
Patent- Photographic objective
Documentary
Gilbert S. Dey
Patent- Photographic objective
November 16, 1915
Patent- Strip measuring machine
Documentary
Charles De Moos
Patent- Strip measuring machine
February 7, 1928
Patent- Photographic film developing machine
Documentary
Charles De Moos
Patent- Photographic film developing machine
June 7, 1927
Patent- Process and apparatus for treating film
Documentary
Charles De Moos
Patent- Process and apparatus for treating film
April 5, 1927
Patent- Floating Film Rack
Documentary
Charles De Moos
Patent- Floating Film Rack
August 10, 1926
Patent- Film inspecting machine
Documentary
Charles De Moos
Patent- Film inspecting machine
June 8, 1926
Patent- Automatic photographic film supplying machine
Documentary
Charles De Moos
Patent- Automatic photographic film supplying machine
June 9, 1925
Patent- Photographic film treating apparatus
Documentary
Charles De Moos
Patent- Photographic film treating apparatus
September 4, 1923
Patent- Fluid treating apparatus for films
Documentary
Charles De Moos
Patent- Fluid treating apparatus for films
July 17, 1923
Patent- Press guard
Documentary
Edmond DeMaecker
Patent- Press guard
February 6, 1923
Patent- Photographic film package
Documentary
Ivoe DeCalesta
Patent- Photographic film package
December 25, 1906
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