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Exposure control device
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Patent number 6,124,891
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Issue date Sep 26, 2000
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Canon Kabushiki Kaisha
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Hideo Homma
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Image processing apparatus
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Patent number 6,115,148
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Issue date Sep 5, 2000
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Canon Kabushiki Kaisha
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Kunio Imai
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Exposure control device
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Patent number 5,272,538
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Issue date Dec 21, 1993
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Canon Kabushiki Kaisha
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Hideo Homma
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Image pickup device
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Patent number 4,843,475
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Issue date Jun 27, 1989
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Canon Kabushiki Kaisha
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Kunio Imai
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H04 - ELECTRIC COMMUNICATION TECHNIQUE