Works of: Joseph Becker

Works of: Joseph Becker
1 to 8 of 8
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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
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