TREA

Leif Gustafsson

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  • Varnamo, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sealing ring
    • Patent number D374710
    • Issue date Oct 15, 1996
    • Forsheda AB
    • Leif Gustafsson
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Sealing ring for sealing jointed pipes
    • Patent number D347885
    • Issue date Jun 14, 1994
    • Forsheda AB
    • Leif Gustafsson
    • D23 - Environmental heating and cooling