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Data imprinting device for camera
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Patent number 5,319,402
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Issue date Jun 7, 1994
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Canon Kabushiki Kaisha
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Shinichi Tsujimoto
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Display apparatus
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Patent number 4,888,610
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Issue date Dec 19, 1989
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Canon Kabushiki Kaisha
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Shinichi Tsujimoto
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Liquid crystal driving system
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Patent number 4,834,503
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Issue date May 30, 1989
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Canon Kabushiki Kaisha
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Shinichi Tsujimoto
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G06 - COMPUTING CALCULATING COUNTING
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Data recorder for camera
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Patent number 4,774,534
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Issue date Sep 27, 1988
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Canon Kabushiki Kaisha
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Jiro Kazumi
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Data insertable camera
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Patent number 4,470,677
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Issue date Sep 11, 1984
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Canon Kabushiki Kaisha
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Shinichi Tsujimoto
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY