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Image forming apparatus
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Patent number 5,089,832
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Issue date Feb 18, 1992
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Canon Kabushiki Kaisha
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Hakaru Muto
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Image forming apparatus
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Patent number 5,077,566
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Issue date Dec 31, 1991
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Canon Kabushiki Kaisha
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Toshihiko Ochiai
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Information processing apparatus
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Patent number 4,229,768
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Issue date Oct 21, 1980
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Canon Kabushiki Kaisha
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Sadasuke Kurahayashi
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G06 - COMPUTING CALCULATING COUNTING
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Facsimile apparatus
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Patent number 4,193,097
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Issue date Mar 11, 1980
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Canon Kabushiki Kaisha
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Sadasuke Kurahayashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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