David E. Stone

Person

  • Leicester, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Metering mechanism

    • Patent number 4,793,523
    • Issue date Dec 27, 1988
    • Massey-Ferguson Services N.V.
    • Alfred J. Bailey
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING