TREA

Ernst Brennsteiner

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  • Munich, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drill for hand-held drilling devices
    • Patent number 4,565,472
    • Issue date Jan 21, 1986
    • Hilti Aktiengesellschaft
    • Ernst Brennsteiner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Sound attenuating rock drill shank
    • Patent number 4,393,947
    • Issue date Jul 19, 1983
    • Hilti Aktiengesellschaft
    • Uwe Lutze
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS