Patents by Inventor George W. Ries

George W. Ries 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).

  • Drilling unit for stadium seats
    Patent number: 4059162
    Abstract: A drilling machine is disclosed for use in providing bolt holes in concrete stadium riser steps and the like. The drilling machine includes a relatively stationary base plate, and a foot plate slideable upon the base plate along a predetermined path. The foot plate carries drill mounting means for mounting a plurality of commercially available drills. An operating lever moves the foot plate, drill mounting device and drills toward and away from a vertical drilling face over the base plate.
    Type: Grant
    Filed: June 14, 1976
    Date of Patent: November 22, 1977
    Assignee: Lawrence Brothers, Inc.
    Inventors: James Zbinden, George W. Ries