TREA

Michael Boer

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  • Oer-Erkenschwick, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multilayer plastic pipe
    • Patent number 5,512,342
    • Issue date Apr 30, 1996
    • Huels Aktiengesellschaft
    • Stefan Rober
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Multilayer plastic pipe
    • Patent number 5,500,263
    • Issue date Mar 19, 1996
    • Huels Aktiengesellschaft
    • Stefan Rober
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Multilayer plastic pipe
    • Patent number 5,474,822
    • Issue date Dec 12, 1995
    • Huels Aktiengesellschaft
    • Stefan Rober
    • B32 - LAYERED PRODUCTS