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Steve D. Shivvers

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  • Prole, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Uniform grain spreader
    • Patent number 6,923,389
    • Issue date Aug 2, 2005
    • Shivvers, Inc.
    • Steve D. Shivvers
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Uniform grain spreader
    • Publication number 20040046071
    • Publication date Mar 11, 2004
    • Shivvers Group, Inc.
    • Steve D. Shivvers
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL