Martha Jacobsen

Person

  • Maplewood, MN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Yellow color-formers

    • Patent number 5,376,451
    • Issue date Dec 27, 1994
    • Minnesota Mining and Manufacturing Company
    • Loren D. Albin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS