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Ivan Thompson
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Brockport, NY, US
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last 30 patents
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Patent Grant
Camera film prewinding using D-shaped film perforations
Patent number
7,330,646
Issue date
Feb 12, 2008
Eastman Kodak Company
Michael L. DeCecca
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
Camera film prewinding using D-shaped film perforations
Publication number
20070019951
Publication date
Jan 25, 2007
Eastman Kodak Company
Michael L. DeCecca
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY