William A. McCollum

Person

  • New Castle, DE, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Spray pattern analyzer

    • Patent number 4,539,842
    • Issue date Sep 10, 1985
    • Accu Tech Associates, Inc.
    • William A. McCollum
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING