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Exposure control circuit
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Patent number 4,057,809
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Issue date Nov 8, 1977
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Canon Kabushiki Kaisha
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Soichi Nakamoto
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Film rewinding device for cameras
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Patent number 3,999,197
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Issue date Dec 21, 1976
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Canon Kabushiki Kaisha
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Tomonori Iwashita
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Light measuring system of camera
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Patent number 3,973,266
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Issue date Aug 3, 1976
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Canon Kabushiki Kaisha
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Masamichi Kakunodate
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Device for recording camera data
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Patent number 3,953,868
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Issue date Apr 27, 1976
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Canon Kabushiki Kaisha
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Tomoaki Kawamura
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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