R. Elwin May

Person

  • Belwood, Ontario, CA

Patents Grantslast 30 patents

  • Information Patent Grant

    Chain harrow carts

    • Patent number 5,143,160
    • Issue date Sep 1, 1992
    • R. Elwin May
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING