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Wilhelm Appel

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  • Ulm-Donaustetten, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drive system with two hydrostatic gears
    • Patent number 4,756,156
    • Issue date Jul 12, 1988
    • Hydromatik GmbH
    • Wilhelm Appel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Control device for a hydrostatic gear
    • Patent number 4,756,157
    • Issue date Jul 12, 1988
    • Hydromatik GmbH
    • Wilhelm Appel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Speed regulation device for a hydrostatic drive unit
    • Patent number 4,722,187
    • Issue date Feb 2, 1988
    • Hydromatik GmbH
    • Mathias Maul
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...