Patents by Inventor by Dorothy C. McGeoch, executrix

by Dorothy C. McGeoch, executrix 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).

  • Tool sharpening device
    Patent number: 4217735
    Abstract: The tool sharpening device comprises a base assembly holding a sharpening stone and mounting a tower assembly. The tower assembly may be shifted manually back and forth along the base assembly and the sharpening stone held therein. The tower assembly carries a platen subassembly, which may be angularly adjusted relative to the surface of the sharpening stone and shifted from side to side. Means are provided for mounting various types of tools on the platen for being sharpened by working the tool along and across the surface of the sharpening stone.
    Type: Grant
    Filed: November 2, 1978
    Date of Patent: August 19, 1980
    Inventors: James McGeoch, deceased, by Dorothy C. McGeoch, executrix