Nicholas P. Steiner

Person

  • Chicago, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Chemically reactive recording medium

    • Patent number 4,172,605
    • Issue date Oct 30, 1979
    • Uarco Incorporated
    • Bernhard J. Welsch
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS