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Colin Dirr

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  • Hattingen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve
    • Patent number 9,868,197
    • Issue date Jan 16, 2018
    • CONSTRUCTION TOOLS GMBH
    • Colin Dirr
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic attachment
    • Patent number 9,574,962
    • Issue date Feb 21, 2017
    • CONSTRUCTION TOOLS GMBH
    • Oliver Preuss
    • E04 - BUILDING

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC ATTACHMENT
    • Publication number 20150027569
    • Publication date Jan 29, 2015
    • Oliver Preuss
    • G01 - MEASURING TESTING
  • Information Patent Application

    VALVE
    • Publication number 20150013794
    • Publication date Jan 15, 2015
    • Colin Dirr
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS