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Michael R. Stone

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  • Elgin, SC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable exercise step and method
    • Patent number 5,599,258
    • Issue date Feb 4, 1997
    • The Firm, Inc.
    • Michael R. Stone
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...