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Bengt Johansson

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  • Valling, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multilayer plastic pipe and its use
    • Patent number 6,422,269
    • Issue date Jul 23, 2002
    • Wirsbo Bruks AB
    • Bengt Johansson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...