TREA

Henry K. Wiger

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  • Arlington, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Double groove center sill
    • Patent number 4,630,546
    • Issue date Dec 23, 1986
    • Pullman Standard Inc.
    • Henry K. Wiger
    • B61 - RAILWAYS
  • Information Patent Grant

    Center sill horizontal divider
    • Patent number 4,630,548
    • Issue date Dec 23, 1986
    • Pullman Standard Inc.
    • Henry K. Wiger
    • B61 - RAILWAYS