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Charles Benjamin Welsh
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Blue Bell, PA, US
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last 30 patents
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Patent Grant
Preparation of mercapto-alcohols
Patent number
4,281,202
Issue date
Jul 28, 1981
Pennwalt Corporation
Bernard Buchholz
C07 - ORGANIC CHEMISTRY
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Patent Grant
High-modulus thermoplastic ethylene-tetrafluoroethylene hexafluorop...
Patent number
3,960,825
Issue date
Jun 1, 1976
Pennwalt Corporation
Donald Nellis Robinson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...