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Todd A. Hanna
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Crozier, VA, US
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last 30 patents
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Patent Grant
Carbon dioxide blown polyurethane packaging foam with chemical nucl...
Patent number
5,227,408
Issue date
Jul 13, 1993
E.R. Carpenter Company, Inc.
Todd A. Hanna
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...