TREA

Norman H. Ng

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  • Mississauga, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Modified phenolic foams
    • Patent number 4,525,492
    • Issue date Jun 25, 1985
    • Fiberglas Canada Inc.
    • Mary H. Rastall
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...