Karl Hartmann

Person

  • Sturgis, MI, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Molded in speaker grid

    • Patent number 5,939,682
    • Issue date Aug 17, 1999
    • UT Automotive Dearborn, Inc.
    • Karl Hartmann
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE