TREA

Gilbert H. Krahn

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  • Kenosha, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary lock
    • Patent number D317398
    • Issue date Jun 11, 1991
    • A. L. Hansen Manufacturing Company
    • Randall C. Hansen
    • D08 - Tools and hardware
  • Information Patent Grant

    Rotary lock
    • Patent number D316365
    • Issue date Apr 23, 1991
    • A. L. Hansen Manufacturing Company
    • Randall C. Hansen
    • D08 - Tools and hardware
  • Information Patent Grant

    Rotary lock
    • Patent number D316366
    • Issue date Apr 23, 1991
    • A. L. Hansen Manufacturing Company
    • Randall C. Hansen
    • D08 - Tools and hardware
  • Information Patent Grant

    Anti-slip grab rail
    • Patent number 4,895,332
    • Issue date Jan 23, 1990
    • A. L. Hansen Manufacturing Company
    • Randall C. Hansen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...