David M. Hopkins

Person

  • San Francisco, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Stairway carpet fastening device

    • Patent number 5,465,459
    • Issue date Nov 14, 1995
    • David M. Hopkins
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...