Yale Karmell

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Polyurethane-derived plasticizer for polyacrylonitrile printing rolls
- Patent number 4,143,092
- Issue date Mar 6, 1979
- Samuel Bingham Company
- Yale Karmell
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrolyzed polyurethane plasticizer
- Patent number 4,051,095
- Issue date Sep 27, 1977
- Samuel Bingham Co.
- Yale Karmell
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...