John H. Thornberg

Person

  • Minneapolis, MN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Printer's paper pile inverter

    • Patent number 4,173,428
    • Issue date Nov 6, 1979
    • Bethany Fellowship, Inc.
    • John H. Thornberg
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL