TREA

Hans Gempeler

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  • Aesch, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Epoxy resin compositions
    • Patent number 4,973,648
    • Issue date Nov 27, 1990
    • Ciba-Geigy Corporation
    • Arnold Hofer
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Epoxy resin compositions
    • Patent number 4,885,354
    • Issue date Dec 5, 1989
    • Ciba-Geigy Corporation
    • Arnold Hofer
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...