Dry wall grinding machine

Description

FIG. 1 is a front elevational view of a dry wall grinding machine showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a right side view thereof.

Referenced Cited
U.S. Patent Documents
D169048 March 1953 Shannon
D192019 January 1962 Leisenring
2674130 April 1954 Spychatta
2791067 May 1957 Falls
Patent History
Patent number: D300224
Type: Grant
Filed: Jan 27, 1986
Date of Patent: Mar 14, 1989
Inventors: Carl C. Schold (Round Rock, TX), Romeo J. Comeau (Parker, CO)
Primary Examiner: B. J. Bullock
Attorney: Max L. Wymore
Application Number: 6/822,612
Classifications
Current U.S. Class: Abrading (D15/124)