TREA

Heinz Kuhlmann

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Patents Grantslast 30 patents

  • Information Patent Grant

    Web transport system
    • Patent number 6,543,662
    • Issue date Apr 8, 2003
    • E. I. Du Pont de Nemours and Company
    • Heinz Kuhlmann
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Static chopper for thin webs
    • Patent number 6,502,772
    • Issue date Jan 7, 2003
    • Dupont Teijin Films U.S. Limited Partnership
    • Heinz Kuhlmann
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL