Frank A. Borgeson

Person

  • St. Paul Park, MN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Directionally imaged sheeting

    • Patent number 4,634,220
    • Issue date Jan 6, 1987
    • Minnesota Mining and Manufacturing Company
    • Eric N. Hockert
    • G06 - COMPUTING CALCULATING COUNTING