TREA

Daniel J. Marquardt

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  • Columbia, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stable polyamic acids
    • Patent number 4,487,911
    • Issue date Dec 11, 1984
    • The P. D. George Company
    • Daniel J. Lange
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...