TREA

Douglas L. Scheerhorn

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  • Byron Center, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Partition panel
    • Patent number 6,546,684
    • Issue date Apr 15, 2003
    • Steelcase Development Corporation
    • Michael L. Waalkes
    • E04 - BUILDING
  • Information Patent Grant

    Cover panel brace for partition systems
    • Patent number 6,276,103
    • Issue date Aug 21, 2001
    • Steelcase Development Inc.
    • Michael L. Waalkes
    • E04 - BUILDING
  • Information Patent Grant

    Knock-down portable partition system
    • Patent number 6,098,358
    • Issue date Aug 8, 2000
    • Steelcase Development Inc.
    • Michael L. Waalkes
    • E04 - BUILDING

Patents Applicationslast 30 patents