TREA

Wolfgang Schmidt

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  • Laudenbach, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter arrangement and a method for its manufacture
    • Patent number 6,179,891
    • Issue date Jan 30, 2001
    • Firma Carl Freudenberg
    • Jörgen Knudsen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter cartridge
    • Patent number 6,027,542
    • Issue date Feb 22, 2000
    • Firma Carl Freudenberg
    • Andreas Brandhofer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL