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DeBell & Richardson, Inc.

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  • Enfield, CT, US
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  • Information Patent Grant

    Method of producing porous plastic materials
    • Patent number 4,076,656
    • Issue date Feb 28, 1978
    • DeBell & Richardson, Inc.
    • LeRoy A. White
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

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