TREA

Wolfgang Erdt

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  • Munich, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Torque-transmitting arrangement
    • Patent number 6,612,588
    • Issue date Sep 2, 2003
    • Hilti Aktiengesellschaft
    • Peter Ostermeier
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Suction and discharge apparatus for drilling fluid
    • Patent number 6,126,822
    • Issue date Oct 3, 2000
    • Hilti Aktiengesellschaft
    • Peter Ostermeier
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Hand-held tool with a cutting or grinding disk
    • Patent number 5,031,325
    • Issue date Jul 16, 1991
    • Hilti Aktiengesellschaft
    • Manfred Walter
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Drill stand with a guide column
    • Patent number 4,684,303
    • Issue date Aug 4, 1987
    • Hilti Aktiengesellschaft
    • Wolfgang Erdt
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Drilling device
    • Patent number 4,380,991
    • Issue date Apr 26, 1983
    • Hilti Aktiengesellschaft
    • Martin Richter
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Stand for supporting a drilling tool
    • Patent number 4,375,931
    • Issue date Mar 8, 1983
    • Hilti Aktiengesellschaft
    • Wolfgang Erdt
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    Torque-transmitting arrangement
    • Publication number 20020063400
    • Publication date May 30, 2002
    • Peter Ostermeier
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC