TREA

R. W. Mac Company

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Organization

  • Crete, IL, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Locomotive top deck cover support bracket
    • Patent number 5,784,968
    • Issue date Jul 28, 1998
    • R. W. Mac Company
    • John Kenneth MacDonnell
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Railway bolster lug
    • Patent number 4,135,833
    • Issue date Jan 23, 1979
    • R. W. Mac Company
    • Robert W. MacDonnell
    • B61 - RAILWAYS
  • Information Patent Grant

    Replaceable bolster gib arrangement
    • Patent number 4,092,932
    • Issue date Jun 6, 1978
    • R. W. Mac Company
    • Robert W. MacDonnell
    • B61 - RAILWAYS
  • Information Patent Grant

    Constant contact side bearing
    • Patent number 3,981,548
    • Issue date Sep 21, 1976
    • R. W. Mac Company
    • Robert W. MacDonnell
    • B61 - RAILWAYS