with gap-bridging

Industry

  • CPC
  • E01B11/20
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Current Industry

Patents Grantslast 30 patents

  • Information Patent Grant

    Rail cap

    • Patent number 5,927,600
    • Issue date Jul 27, 1999
    • Gilbert Collin
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Temporary rail bridge

    • Patent number 5,791,559
    • Issue date Aug 11, 1998
    • Richard H. Fox
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES