Bone drill
Description
FIG. 1 is a top plan view of a bone drill, showing my new design;
FIG. 2 is a bottom plan view;
FIG. 3 is a side elevational;
FIG. 4 is a right end view; and,
FIG. 5 is a left end view.
The broken lines are shown for illustrative purposes only.
Referenced Cited
U.S. Patent Documents
3712386 | January 1973 | Peters |
3803716 | April 1974 | Garnier |
3937222 | February 10, 1976 | Banko |
D215678 | October 1969 | Hall |
Patent History
Patent number: D245789
Type: Grant
Filed: Nov 5, 1975
Date of Patent: Sep 13, 1977
Inventors: John J. Shea (Memphis, TN), Harry Phillips (Memphis, TN)
Primary Examiner: Bernard Ansher
Attorney: James H. Littlepage
Application Number: 5/628,941
Type: Grant
Filed: Nov 5, 1975
Date of Patent: Sep 13, 1977
Inventors: John J. Shea (Memphis, TN), Harry Phillips (Memphis, TN)
Primary Examiner: Bernard Ansher
Attorney: James H. Littlepage
Application Number: 5/628,941
Classifications
Current U.S. Class:
D24/28
International Classification: D2402;
International Classification: D2402;