TREA

Gerhart S. Langenbach

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  • Oconomowoc, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cooktop with downdraft ventilator
    • Patent number 9,897,329
    • Issue date Feb 20, 2018
    • Western Industries, Inc.
    • Peter F. Sosso
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Downdraft that is telescoping
    • Patent number 9,777,930
    • Issue date Oct 3, 2017
    • Western Industries, Inc.
    • Gerhart S. Langenbach
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

  • Information Patent Application

    Cooktop with Downdraft Ventilator
    • Publication number 20130327315
    • Publication date Dec 12, 2013
    • Peter F. Sosso
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Downdraft That is Telescoping
    • Publication number 20130319400
    • Publication date Dec 5, 2013
    • Gerhart S. Langenbach
    • F24 - HEATING RANGES VENTILATING