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CPC
G03G2215/0441
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PHYSICS
G03
Photography
G03G
ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
G03G2215/00
Apparatus for electrophotographic processes
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G03G2215/0441
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last 30 patents
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Patent Grant
Copying machine with selective illuminations
Patent number
4,737,748
Issue date
Apr 12, 1988
Minolta Camera Kabushiki Kaisha
Masazumi Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Copier for greater than standard length documents
Patent number
4,162,845
Issue date
Jul 31, 1979
Xerox Corporation
Wayne R. Smith
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
3827799
Patent number
3,827,799
Issue date
Aug 6, 1974
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY