TREA

Joesph W. Langenfeld

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  • Onawa, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Auto attachment coupler with abductor valve
    • Patent number 8,413,572
    • Issue date Apr 9, 2013
    • Westendorf Manufacturing, Co.
    • Joesph W. Langenfeld
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic cylinder system
    • Patent number 7,559,270
    • Issue date Jul 14, 2009
    • Westendorf Manufacturing Co., Inc.
    • Joesph W. Langenfeld
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Hydraulic cylinder system
    • Publication number 20080115490
    • Publication date May 22, 2008
    • Joesph W. Langenfeld
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL