TREA

Jean N. M. Bertrand

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  • Tervuren, BE
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Patents Grantslast 30 patents

  • Information Patent Grant

    High impact polystyrene composition
    • Patent number 4,154,776
    • Issue date May 15, 1979
    • Labofina S.A.
    • William J. I. Bracke
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    High impact polystyrene composition
    • Patent number 4,145,376
    • Issue date Mar 20, 1979
    • Labofina S.A.
    • William J. I. Bracke
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...