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Harald Korfgen

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  • Hemer, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disk-type cutoff and flow control valve
    • Patent number 5,704,588
    • Issue date Jan 6, 1998
    • Friedrich Grohe AG
    • Harald Korfgen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Autoclosing flow-control valve
    • Patent number 5,427,351
    • Issue date Jun 27, 1995
    • Freidrich Grohe Aktiengesellschaft
    • Harald Korfgen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shower head with elastomeric nozzles
    • Patent number 5,405,089
    • Issue date Apr 11, 1995
    • Friedrich Grohe Aktiengesellschaft
    • Bruno Heimann
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Wall mount for bath fixture
    • Patent number 5,402,977
    • Issue date Apr 4, 1995
    • Friedrich Grohe Aktiengesellschaft
    • Harald Korfgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Valve handle with overload protection
    • Patent number 5,152,498
    • Issue date Oct 6, 1992
    • Friedrich Grohe Aktiengesellschaft
    • Harald Korfgen
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Valve with flow shield
    • Patent number 5,143,349
    • Issue date Sep 1, 1992
    • Friedrich Grohe Armaturenfabrik GmbH & Co.
    • Harald Korfgen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow-control and shutoff valve
    • Patent number 5,044,605
    • Issue date Sep 3, 1991
    • Friedrich Grohe Armaturenfabrik GmbH & Co.
    • Harald Korfgen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shut-off and control valve
    • Patent number 5,014,736
    • Issue date May 14, 1991
    • Friedrich Grohe Armaturenfabrik GmbH & Co.
    • Harald Korfgen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Water-dispensing cleaning brush with deflecting means
    • Patent number 4,614,449
    • Issue date Sep 30, 1986
    • Friedrich Grohe Armaturenfabrik GmbH & Co.
    • Harald Korfgen
    • B08 - CLEANING