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Power drive device
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Patent number 5,773,940
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Issue date Jun 30, 1998
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Nikon Corporation
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Nobuo Matsukawa
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Camera
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Patent number 5,659,814
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Issue date Aug 19, 1997
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Nikon Corporation
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Nobuo Matsukawa
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G02 - OPTICS
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Camera
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Patent number 5,574,522
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Issue date Nov 12, 1996
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Nikon Coporation
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Nobuo Matsukawa
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Autofocus camera
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Patent number 5,499,074
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Issue date Mar 12, 1996
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Nikon Corporation
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Keiji Ohsawa
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G02 - OPTICS
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Electric rewind device for a camera
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Patent number 4,340,290
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Issue date Jul 20, 1982
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Nippon Kogaku K.K.
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Nobuo Matsukawa
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY