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Verne P. Donner

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  • Palatine, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Three way slide valve with center return
    • Patent number 4,340,203
    • Issue date Jul 20, 1982
    • Deltrol Corp.
    • Verne P. Donner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball check valve
    • Patent number 4,091,839
    • Issue date May 30, 1978
    • Deltrol Corp.
    • Verne P. Donner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Automatic directional control valve
    • Patent number 4,022,109
    • Issue date May 10, 1977
    • Deltrol Corporation
    • Verne P. Donner
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL