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Paul E. Kingham

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  • Milford Center, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable slow closing valve assembly
    • Patent number 4,570,899
    • Issue date Feb 18, 1986
    • Household Manufacturing, Inc.
    • Paul E. Kingham
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...