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Paul A. Spirkowyc

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  • Charlotte, NC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe connector
    • Patent number 5,366,257
    • Issue date Nov 22, 1994
    • Eslon Thermoplastics, a Division of Sekisui America Corporation
    • Terry R. McPherson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Containment piping system with expansion seal
    • Patent number 5,215,337
    • Issue date Jun 1, 1993
    • Paul A. Spirkowyc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...