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Harald Ristau

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  • Brackel, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Suction-type holding device
    • Patent number 7,690,610
    • Issue date Apr 6, 2010
    • Harald Ristau
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Low-pressure holding device
    • Patent number 6,827,344
    • Issue date Dec 7, 2004
    • Harald Ristau
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Suction-Type Holding Device
    • Publication number 20070241246
    • Publication date Oct 18, 2007
    • Harald Ristau
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Shopping bag to be attached in a shopping cart
    • Publication number 20050205632
    • Publication date Sep 22, 2005
    • Harald Ristau
    • A45 - HAND OR TRAVELLING ARTICLES