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James Shelnut
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Carmel, NY, US
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last 30 patents
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Patent Grant
Method for neutralizing acidic novolak resin in a lithographic coat...
Patent number
4,721,665
Issue date
Jan 26, 1988
Polychrome Corporation
Thomas Dooley
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Duplicating film mask with radiation absorbing benzophenone in proc...
Patent number
4,486,518
Issue date
Dec 4, 1984
Polychrome Corporation
Jerome Kesselman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positive acting composition yielding pre-development high visibilit...
Patent number
4,350,753
Issue date
Sep 21, 1982
Polychrome Corporation
James Shelnut
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positive acting composition yielding pre-development high visibilit...
Patent number
4,348,471
Issue date
Sep 7, 1982
Polychrome Corporation
James Shelnut
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY