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Image developing device
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Patent number 4,873,940
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Issue date Oct 17, 1989
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Ricoh Company, Ltd.
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Toyoji Ishikawa
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Thin film developing device
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Patent number 4,788,570
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Issue date Nov 29, 1988
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Ricoh Company, Ltd.
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Yoshihiro Ogata
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Transfer medium separating device
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Patent number 4,412,732
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Issue date Nov 1, 1983
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Ricoh Company, Ltd.
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Yoshihiro Ogata
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Transfer medium separating device
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Patent number 4,408,863
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Issue date Oct 11, 1983
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Ricoh Company, Ltd.
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Yoshihiro Ogata
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Electrostatic copying apparatus
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Patent number 4,367,032
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Issue date Jan 4, 1983
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Ricoh Company, Ltd.
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Koji Sakamoto
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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