TREA

Douglas L. Compton

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  • Bolingbrook, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Railway car center filler plate
    • Patent number 6,324,995
    • Issue date Dec 4, 2001
    • Amstead Industries Incorporated
    • Horst T. Kaufhold
    • B61 - RAILWAYS
  • Information Patent Grant

    Light weight draft sill
    • Patent number 6,305,298
    • Issue date Oct 23, 2001
    • AMSTED Industries Incorporated
    • Horst T. Kaufhold
    • B61 - RAILWAYS
  • Information Patent Grant

    Light weight draft sill
    • Patent number 5,931,101
    • Issue date Aug 3, 1999
    • AMSTED Industries Incorporated
    • Horst T. Kaufhold
    • B61 - RAILWAYS