TREA

James H. Whitehill

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  • Wattsburg, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self-steering railway truck
    • Patent number 6,006,674
    • Issue date Dec 28, 1999
    • General Electric Company
    • Mehdi Ahmadian
    • B61 - RAILWAYS
  • Information Patent Grant

    Self-steering railway truck
    • Patent number 5,746,135
    • Issue date May 5, 1998
    • General Electric Company
    • Mehdi Ahmadian
    • B61 - RAILWAYS
  • Information Patent Grant

    Self-steering railway truck
    • Patent number 5,613,444
    • Issue date Mar 25, 1997
    • General Electric Company
    • Mehdi Ahmadian
    • B61 - RAILWAYS