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Pin register vacuum system
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Patent number 4,791,459
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Issue date Dec 13, 1988
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Morris Hoffman
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Camera focusing means
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Patent number 4,602,860
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Issue date Jul 29, 1986
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Morris Hoffman
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Camera focusing means
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Patent number 4,497,554
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Issue date Feb 5, 1985
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Morris Hoffman
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Duplex cut film holder
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Patent number 4,074,297
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Issue date Feb 14, 1978
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Morris Hoffman
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY