David Groh

Person

  • Corry, PA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Combination beverage package

    • Patent number 4,795,028
    • Issue date Jan 3, 1989
    • Erie Plastics Corp.
    • Norman P. Wittig
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL