TREA

Mark A. Chmelar

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  • Dubuque, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oscillation control system and method
    • Patent number 10,040,327
    • Issue date Aug 7, 2018
    • Deere & Company
    • Mark A. Chmelar
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Multipiece spool valve
    • Patent number 4,757,840
    • Issue date Jul 19, 1988
    • Deere & Company
    • Mark A. Chmelar
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fuel tank venting valve
    • Patent number 4,561,559
    • Issue date Dec 31, 1985
    • Deere & Company
    • Fred E. Rutan
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents