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Silver halide photographic element
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Patent number 5,135,843
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Issue date Aug 4, 1992
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Konica Corporation
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Yasuhiko Takamuki
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Hardening of proteinaceous materials
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Patent number 4,017,473
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Issue date Apr 12, 1977
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Agfa-Gevaert N.V.
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Arthur Henri De Cat
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3729318
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Patent number 3,729,318
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Issue date Apr 24, 1973
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C07 - ORGANIC CHEMISTRY
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3585040
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Patent number 3,585,040
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Issue date Jun 15, 1971
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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3492124
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Patent number 3,492,124
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Issue date Jan 27, 1970
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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3189459
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Patent number 3,189,459
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Issue date Jun 15, 1965
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3091537
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Patent number 3,091,537
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Issue date May 28, 1963
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3047394
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Patent number 3,047,394
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Issue date Jul 31, 1962
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY