TREA

Zeuner Enterprises, Inc.

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  • New Hope, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Proportional follower spool valve system
    • Patent number 4,649,956
    • Issue date Mar 17, 1987
    • Zeuner Enterprises, Inc.
    • Kenneth W. Zeuner
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL