TREA

Wolfgang Harttig

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  • Grobenzell, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Boring appliance
    • Patent number 7,306,405
    • Issue date Dec 11, 2007
    • Bauer Maschinen GmbH
    • Ludwig Schmidmaier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Device for producing bored piles
    • Patent number 6,994,494
    • Issue date Feb 7, 2006
    • Bauer Maschinen GmbH
    • Ludwig Schmidmaier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Device for producing bored piles
    • Publication number 20040105728
    • Publication date Jun 3, 2004
    • Ludwig Schmidmaier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Boring appliance
    • Publication number 20040037652
    • Publication date Feb 26, 2004
    • Ludwig Schmidmaier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING