TREA

Darryl D. Duphily

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  • Dover, DE, US
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  • Information Patent Grant

    Steered and driven universal joint
    • Patent number 5,407,385
    • Issue date Apr 18, 1995
    • Darryl D. Duphily
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...