TREA

Stefan Petersson

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  • Forsheda, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sealing ring
    • Patent number D323024
    • Issue date Jan 7, 1992
    • Stefan Petersson
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Mould and sealing ring
    • Patent number 4,818,209
    • Issue date Apr 4, 1989
    • Forsheda AB
    • Stefan Petersson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL