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Wolfram Schultheiss

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  • Birkenau, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air filter having electrostatically active nonwoven fabric inliners...
    • Patent number 6,669,761
    • Issue date Dec 30, 2003
    • Carl Freudenberg KG
    • Wolfram Schultheiss
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Pleated filter made of a multi-layer filter medium
    • Patent number 6,488,731
    • Issue date Dec 3, 2002
    • Firma Carl Freudenberg
    • Wolfram Schultheiss
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Filter mat
    • Patent number 4,336,038
    • Issue date Jun 22, 1982
    • Firma Carl Freudenberg
    • Wolfram Schultheiss
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Smooth-surfaced nonwoven fabric
    • Patent number 4,180,611
    • Issue date Dec 25, 1979
    • Firma Carl Freudenberg
    • Wolfram Schultheiss
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents