William Littler IV

Person

  • Adair, IA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Drainage tile flow regulator

    • Patent number 6,786,234
    • Issue date Sep 7, 2004
    • Agri Drain Corporation
    • Charlie J. Schafer
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING