Drill sharpener
Description
FIG. 1 is a right side elevational view of a drill sharpener showing my new design;
FIG. 2 is a left side elevational view;
FIG. 3 is a front elevational view;
FIG. 4 is a rear elevational view;
FIG. 5 is a top plan view;
FIG. 6 is a bottom plan view; and
FIG. 7 is a top, front and right side perspective view thereof.
Referenced Cited
Patent History
Patent number: D324224
Type: Grant
Filed: Aug 17, 1989
Date of Patent: Feb 25, 1992
Inventor: Mu-Yen Chien (Taichung, Taiwan)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Antoine D. Davis
Law Firm: Bacon & Thomas
Application Number: 7/394,855
Type: Grant
Filed: Aug 17, 1989
Date of Patent: Feb 25, 1992
Inventor: Mu-Yen Chien (Taichung, Taiwan)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Antoine D. Davis
Law Firm: Bacon & Thomas
Application Number: 7/394,855
Classifications
Current U.S. Class:
Material Working, Abrading, Or Founding Machinery (D15/122)