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Camera capable of magnetic recording
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Patent number 6,029,016
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Issue date Feb 22, 2000
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Canon Kabushiki Kaisha
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Toshiyuki Kumakura
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Camera
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Patent number 5,842,051
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Issue date Nov 24, 1998
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Canon Kabushiki Kaisha
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Toshiyuki Kumakura
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Visual axis detecting device
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Patent number 5,408,292
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Issue date Apr 18, 1995
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Canon Kabushiki Kaisha
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Toshiyuki Kumakura
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Electronic flash unit
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Patent number 4,908,552
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Issue date Mar 13, 1990
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Canon Kabushiki Kaisha
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Toshiyuki Kumakura
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Camera system
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Patent number 4,717,934
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Issue date Jan 5, 1988
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Canon Kabushiki Kaisha
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Ryuichi Kobayashi
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY