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William H. Gillespie III

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  • Dayton, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum check valve
    • Patent number 4,724,867
    • Issue date Feb 16, 1988
    • General Motors Corporation
    • William H. Gillespie
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...