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Richard A. Przeworski

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  • Wayne, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Methods and adhesives for bonding polyolefin film
    • Patent number 5,091,239
    • Issue date Feb 25, 1992
    • CMS Gilbreth Packaging Systems, Inc.
    • Richard A. Przeworski
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL