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"Toge-Dubel" A. Gerhard Gmbh

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  • Nuernberg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Expanding plug
    • Patent number 5,249,897
    • Issue date Oct 5, 1993
    • "Toge-Dubel" A Gerhard GmbH
    • Anton Gerhard
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Expanding plug
    • Patent number 5,112,174
    • Issue date May 12, 1992
    • "Toge-Dubel" A Gerhard GmbH
    • Anton Gerhard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Expanding plug and a method to manufacture same
    • Patent number 5,085,544
    • Issue date Feb 4, 1992
    • Toge-Dubel A. Gerhard GmbH
    • Anton Gerhard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fastening element consisting of a tie bolt and a clamping wedge
    • Patent number 4,892,450
    • Issue date Jan 9, 1990
    • "Toge-Dubel" A. Gerhard Gmbh
    • Anton Gerhard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

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