Drill bit
Description
FIG. 1 is a perspective view of a drill bit showing my new design;
FIG. 2 is a top plan view;
FIG. 3 is a bottom plan view;
FIG. 4 is an elevational view; and,
FIG. 5 is an elevational view thereof.
FIG. 1 has been drawn on an enlarged scale with respect to FIGS. 2-5.
Referenced Cited
Patent History
Patent number: D328905
Type: Grant
Filed: Jun 22, 1990
Date of Patent: Aug 25, 1992
Inventor: Jack S. Triano (Andreas, PA)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Antoine D. Davis
Law Firm: Eckert Seamans Cherin & Mellott
Application Number: 7/542,409
Type: Grant
Filed: Jun 22, 1990
Date of Patent: Aug 25, 1992
Inventor: Jack S. Triano (Andreas, PA)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Antoine D. Davis
Law Firm: Eckert Seamans Cherin & Mellott
Application Number: 7/542,409
Classifications
Current U.S. Class:
Element Or Attachment (D15/138)