TREA

John W. Coulborn

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  • Warren County, MO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    End segment of a railway car
    • Patent number D317277
    • Issue date Jun 4, 1991
    • ACF Industries, Incorporated
    • John W. Coulborn
    • D12 - Transportation
  • Information Patent Grant

    Hatch arrangement for covered hopper cars
    • Patent number 4,944,233
    • Issue date Jul 31, 1990
    • ACF Industries, Incorporated
    • Richard H. Dugge
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    End structure for railway car
    • Patent number 4,922,833
    • Issue date May 8, 1990
    • ACF Industries, Incorporated
    • John W. Coulborn
    • B61 - RAILWAYS
  • Information Patent Grant

    End structure for railway car
    • Patent number 4,875,417
    • Issue date Oct 24, 1989
    • ACF Industries, Incorporated
    • John W. Coulborn
    • B61 - RAILWAYS
  • Information Patent Grant

    Corner fitting for open top railroad car
    • Patent number 4,646,653
    • Issue date Mar 3, 1987
    • ACF Industries, Incorporated
    • Philip A. Balbi
    • B61 - RAILWAYS