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Barney Van Dyk Burckard

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  • Orkney, ZA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Letdown valves
    • Patent number 4,892,289
    • Issue date Jan 9, 1990
    • Crucible Societe Anonyme
    • Barney Van Dyk Burckard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...