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Stephen L. Roe

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  • Willmar, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bidirectional corrugated pipe-rib seal
    • Patent number 4,946,206
    • Issue date Aug 7, 1990
    • Prinsco, Inc.
    • Stephen L. Roe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...