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John L. Thorson

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  • Wauwatosa, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shaft seal for mixers
    • Patent number 6,168,163
    • Issue date Jan 2, 2001
    • Mixer Systems, Inc.
    • John L. Thorson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...