Dental bur

Description

FIG. 1 is a side elevation of a dental bur showing my new design;

FIG. 2 is an end elevation thereof;

FIG. 3 is an elevation taken from the opposite end of FIG. 2;

FIG. 4 is a side elevation of a second modified embodiment of the dental bur illustrated in FIG. 1;

FIG. 5 is an end elevation thereof;

FIG. 6 is an elevation taken from the opposite end of FIG. 5;

FIG. 7 is a side elevation of a third modified embodiment of the dental bur illustrated in FIG. 1;

FIG. 8 is an end elevation thereof;

FIG. 9 is an elevation as seen from the opposite end of FIG. 8;

FIG. 10 is a side elevation of a fourth modified embodiment of the dental bur illustrated in FIG. 1;

FIG. 11 is an end elevation thereof;

FIG. 12 is an elevation as seen from the opposite end of FIG. 11;

FIG. 13 is a side elevation of a fifth modified embodiment of the dental bur illustrated in FIG. 1;

FIG. 14 is an end elevation thereof;

FIG. 15 is an elevation as seen from the opposite end of FIG. 14;

FIG. 16 is a side elevation of a sixth modified embodiment of a dental bur illustrated in FIG. 1;

FIG. 17 is an end elevation thereof; and

FIG. 18 is an elevation of the opposite end illustrated in FIG. 17.

Referenced Cited
U.S. Patent Documents
3913196 October 1975 Maday
3971135 July 27, 1976 Leu
4270903 June 2, 1981 Nash
4284406 August 18, 1981 Hughes
Patent History
Patent number: D269040
Type: Grant
Filed: Aug 18, 1980
Date of Patent: May 17, 1983
Inventor: Milton G. Deemer (Castro Valley, CA)
Primary Examiner: Bernard Ansher
Attorney: Linval B. Castle
Application Number: 6/179,033
Classifications
Current U.S. Class: D24/16; D24/12; Drilling (7) (D15/132)
International Classification: D2402;