TREA

Ivan Wozniak

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  • Longton, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Glass compositions
    • Patent number 5,308,803
    • Issue date May 3, 1994
    • Cookson Group plc
    • John F. Clifford
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Glaze compositions
    • Patent number 5,244,848
    • Issue date Sep 14, 1993
    • Cookson Group plc
    • John F. Clifford
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Glaze compositions
    • Patent number 5,200,369
    • Issue date Apr 6, 1993
    • Cookson Group plc
    • John F. Clifford
    • C03 - GLASS MINERAL OR SLAG WOOL