Classifications: Documentary

Classifications: Documentary
1,129 to 1,152 of 1,338
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Image Not Available
Documentary
Joseph Becker
Patent- Copying or enlarging cameras
June 15, 1920
Image Not Available
Documentary
Joseph Becker
Patent- Photographic camera focuser
June 15, 1920
Image Not Available
Documentary
Joseph Becker
Patent- Copying and enlarging cameras
May 4, 1920
Image Not Available
Documentary
Joseph Becker
Patent- Optical focusers
October 28, 1919
Image Not Available
Documentary
Joseph Becker
Patent- Focusing cameras
October 28, 1919
Image Not Available
Documentary
Joseph Becker
Patent- Attachments for operating camera shutters
November 15, 1910
Image Not Available
Documentary
Joseph Becker
Patent- Camera shutter operating mechanisms
November 15, 1910
Image Not Available
Documentary
Joseph Becker
Patent- Camera shutter operating mechanism
November 15, 1910
Image Not Available
Documentary
Carl L. Beal
Patent- Process of coating aluminum electrolytically
September 10, 1929
Image Not Available
Documentary
Carl L. Beal
Patent- Electrodeposition of organic materials on anodes from aqueous
June 15, 1926
Image Not Available
Documentary
Richard Baybutt
Patent- Cellulose acetate and process of making same
July 5, 1927
Image Not Available
Documentary
Arthur Williams McCurdy
Patent- Film cartridge
June 19, 1906
Image Not Available
Documentary
Harold Lewis Batty
Patent- Packages for photographic mounts
July 10, 1928
Image Not Available
Documentary
Frederick W. Barnes
Patent- Permutation locked receptacles
November 9, 1920
Image Not Available
Documentary
Frederick W. Barnes
Patent- Developing racks
November 9, 1920
Image Not Available
Documentary
Frank W. Lovejoy
Patent- Cut film holder
August 24, 1915
Image Not Available
Documentary
Frederick W. Barnes
Patent- Loading Devices For Cut Film Holders
October 13, 1914
Image Not Available
Documentary
Frederick W. Barnes
Patent- Photographic plate racks
November 26, 1912
Image Not Available
Documentary
Frederick W. Barnes
Patent- Tripods
November 21, 1911
Image Not Available
Documentary
Frederick W. Barnes
Patent- Loading Devices For Plate Racks
August 24, 1909
Image Not Available
Documentary
Frederick W. Barnes
Patent- Box and shipping packages
November 10, 1908
Image Not Available
Documentary
Frederick W. Barnes
Patent- Tripods
October 31, 1911
Image Not Available
Documentary
Frederick W. Barnes
Patent- Lens Grinding Machines
July 2, 1918
Image Not Available
Documentary
Frederick W. Barnes
Patent- Photographic printing machines
May 14, 1918
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