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Lens barrel and optical apparatus
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Patent number 9,804,355
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Issue date Oct 31, 2017
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Canon Kabushiki Kaisha
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Hiroyoshi Inaba
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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-
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Optical apparatus
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Patent number 6,553,185
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Issue date Apr 22, 2003
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Canon Kabushiki Kaisha
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Hiroyoshi Inaba
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Diaphragm device
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Patent number 4,797,700
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Issue date Jan 10, 1989
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Canon Kabushiki Kaisha
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Sadahiko Tsuji
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Lens mounting
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Patent number 4,767,200
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Issue date Aug 30, 1988
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Canon Kabushiki Kaisha
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Hiroyoshi Inaba
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G02 - OPTICS
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Lens driving device
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Patent number 4,660,933
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Issue date Apr 28, 1987
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Canon Kabushiki Kaisha
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Hidefumi Notagashira
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G02 - OPTICS
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Diaphragm device
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Patent number 4,491,401
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Issue date Jan 1, 1985
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Canon Kabushiki Kaisha
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Hiroyoshi Inaba
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY