TREA

Rotabroach Limited

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Organization

  • Sheffield, GB
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Drill stand
    • Patent number D344438
    • Issue date Feb 22, 1994
    • Rotabroach, Ltd.
    • Brian H. Wood
    • D08 - Tools and hardware
  • Information Patent Grant

    Annular hole cutter
    • Patent number 5,246,318
    • Issue date Sep 21, 1993
    • Rotabroach Limited
    • Derrick Merrill
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Annular hole cutter
    • Patent number 5,218,888
    • Issue date Jun 15, 1993
    • Rotabroach Limited
    • Derrick Merrill
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Control system for hole cutting machines
    • Patent number 5,126,643
    • Issue date Jun 30, 1992
    • Rotabroach Limited
    • Edward M. French
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Drilling machines
    • Patent number 4,911,587
    • Issue date Mar 27, 1990
    • Rotabroach Limited
    • Ralph Stych
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

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