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General Signals, Inc.

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  • Evansville, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Railroad crossing gate
    • Patent number 4,897,960
    • Issue date Feb 6, 1990
    • General Signals, Inc.
    • Todd A. Barvinek
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

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