TREA

Emmerich E. Wechselberger

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  • Glen Ellyn, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Railroad switch stand
    • Patent number 5,531,408
    • Issue date Jul 2, 1996
    • Chemetron-Railway Products, Inc.
    • Emmerich E. Wechselberger
    • B61 - RAILWAYS
  • Information Patent Grant

    Method and apparatus for flash butt welding railway rails
    • Patent number 5,270,514
    • Issue date Dec 14, 1993
    • Chemetron-Railway Products, Inc.
    • Emmerich E. Wechselberger
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR