Works of: John S. Cummings

Works of: John S. Cummings
1 to 5 of 5
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Patent- Photographic Printing Machine
Documentary
John S. Cummings
Patent- Photographic Printing Machine
May 7, 1912
Patent- Photographic printing frame support
Documentary
John S. Cummings
Patent- Photographic printing frame support
November 22, 1904
Patent- Photographic Printing Device
Documentary
John S. Cummings
Patent- Photographic Printing Device
October 18, 1904
Patent- Photographic Printing Apparatus
Documentary
John S. Cummings
Patent- Photographic Printing Apparatus
June 14, 1904
Patent- Photographic Printing Apparatus
Documentary
John S. Cummings
Patent- Photographic Printing Apparatus
June 14, 1904
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