TREA

Frank Jurgen Lehringer

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  • Wernsdorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Exhaust flap
    • Patent number 6,732,511
    • Issue date May 11, 2004
    • Faurecia Abgastechnik GmbH
    • Martin Unbehaun
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Active sound damper
    • Patent number 5,677,958
    • Issue date Oct 14, 1997
    • Leistritz AG & Co Abgastechnik
    • Frank Juergen Lehringer
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Exhaust flap
    • Publication number 20020189248
    • Publication date Dec 19, 2002
    • Martin Unbehaun
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES