Patents by Inventor Murrell G. Watkins

Murrell G. Watkins has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Rotary hoe scratcher
    Patent number: 4241793
    Abstract: A set of four rotary hoes are evenly spaced apart laterally so that the distance between the tracks is two inches and the distance between the outside hoes is six inches. The assembly is pivoted about the center to ride over uneven ground. The front and back hoe are removable so that the other two hoes, which are widest apart, may be operated as a rotating shield. The mounting is attached to the tool bar of a tractor and spring biased downward.
    Type: Grant
    Filed: January 22, 1979
    Date of Patent: December 30, 1980
    Inventor: Murrell G. Watkins