Joseph R. Graner

Person

  • Pittsburgh, PA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Car dumping apparatus

    • Patent number 4,690,603
    • Issue date Sep 1, 1987
    • Heyl & Patterson, Inc.
    • Joseph R. Graner
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL