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Eisenwerke Fried. Wilh. Duker GmbH & Co. KG

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  • Laufach, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for removing microbes from flowing media, such as water
    • Patent number 5,885,449
    • Issue date Mar 23, 1999
    • Eisenwerke Fried. Wilh. Duker GmbH & Co.
    • Karl-Heinz Bergmann
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Tension-resisting pipe connection and method of making same
    • Patent number 5,833,277
    • Issue date Nov 10, 1998
    • Eisenwerke Fried. Wilh. Duker GmbH & Co. KG
    • Karl Albert Reinert
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plug-in socket joint secured against sliding movement
    • Patent number 5,476,290
    • Issue date Dec 19, 1995
    • Eisenwerke Fried. Wilh. Duker GmbH & Co.
    • Karl-Heinz Bergmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plug-in spigot-and-socket joint
    • Patent number 5,393,107
    • Issue date Feb 28, 1995
    • Eisenwerke Fried. Wilh. Duker GmbH & Co.
    • Manfred Vobeck
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Meat grinder
    • Patent number 4,358,061
    • Issue date Nov 9, 1982
    • Eisenwerke Fried. Wilh. Duker GmbH & Co.
    • Karl Richter
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    79032244 - DÜKER
    • Serial number 79032244
    • Registration number 3376211
    • Filing date Jul 6, 2006
    • Eisenwerke Fried. Wilh.; Düker GmbH & Co. KGaA.
    • 6 - Common metals and their alloys