David Lee Colgan

Person

  • Urbandale, IA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling cultivator shield

    • Patent number 5,816,340
    • Issue date Oct 6, 1998
    • Deere & Company
    • Philip David Cox
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING