Patents Represented by Attorney James R. McKnight

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  • Soil shattering and aerating device
    Patent number: 3967564
    Abstract: A device for shattering impacted soil, attached to and operated by a farm tractor having a pipe positioned high above the ground for intake of air for providing forced air to a tube extending under the soil following its shattering to supply oxygen under, to and through the soil for replenishing the same for increased plant yield.
    Type: Grant
    Filed: March 3, 1975
    Date of Patent: July 6, 1976
    Inventor: Leo B. Emling