Classifications: Documentary

Classifications: Documentary
1,033 to 1,056 of 1,338
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Patent- Actinometer
Documentary
John G. Capstaff
Patent- Actinometer
April 9, 1918
Patent- Making Multiple Photographic Exposures
Documentary
John G. Capstaff
Patent- Making Multiple Photographic Exposures
March 26, 1918
Patent- Photographs in color and method of making same
Documentary
John G. Capstaff
Patent- Photographs in color and method of making same
August 29, 1916
Image Not Available
Documentary
James A. Cameron
Patent- Photographic mounts
August 9, 1927
Image Not Available
Documentary
James A. Cameron
Patent- Foldable Easel Mount
July 5, 1927
Patent- Self-toning photographic emulsion
Documentary
Edmund R. Bullock
Patent- Self-toning photographic emulsion
May 8, 1923
Patent- Toning process and product thereof
Documentary
Edmund R. Bullock
Patent- Toning process and product thereof
December 3, 1918
Patent- Process for producing colored images
Documentary
Edmund R. Bullock
Patent- Process for producing colored images
September 17, 1918
Patent- Tellurium toning bath and process for toning photographic El
Documentary
Edmund R. Bullock
Patent- Tellurium toning bath and process for toning photographic El
July 23, 1918
Patent- Cameras
Documentary
Edgar R. Bullard
Patent- Cameras
August 6, 1901
Image Not Available
Documentary
Frank A. Brownell
Patent- Photographic printing device
May 6, 1913
Image Not Available
Documentary
Frank A. Brownell
Patent- Mounting for photographic shutters
October 6, 1908
Image Not Available
Documentary
Frank A. Brownell
Patent- Folding photographic camera
May 5, 1908
Image Not Available
Documentary
Frank A. Brownell
Patent- Photographic camera shutter
April 21, 1908
Image Not Available
Documentary
Frank A. Brownell
Patent- Photographic enlarging camera
March 17, 1908
Image Not Available
Documentary
Frank A. Brownell
Patent- Focusing screen for cameras
June 11, 1907
Image Not Available
Documentary
Frank A. Brownell
Patent- Photographic developing machine
May 21, 1907
Image Not Available
Documentary
Frank A. Brownell
Patent- Photographic shutter
May 7, 1907
Image Not Available
Documentary
Frank A. Brownell
Patent- Clips
May 7, 1907
Image Not Available
Documentary
Frank A. Brownell
Patent- Lens focusing devices
November 6, 1906
Image Not Available
Documentary
Frank A. Brownell
Patent- Lens focusing mechanism for cameras
September 18, 1906
Image Not Available
Documentary
Frank A. Brownell
Patent- Photographic printing frame
June 20, 1905
Image Not Available
Documentary
Frank A. Brownell
Patent- Photographic plate holder
March 28, 1905
Image Not Available
Documentary
Frank A. Brownell
Patent- Light excluding device for photographic plate holder
November 29, 1904
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