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Lewis H. Simpson

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  • Vallejo, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable desk-work bench with carrying case
    • Patent number 4,595,086
    • Issue date Jun 17, 1986
    • Lewis H. Simpson
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Portable desk-work bench
    • Patent number 4,404,915
    • Issue date Sep 20, 1983
    • Lewis H. Simpson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...