Dental pin wrench

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Description

FIG. 1 is a perspective view from one end of the dental pin wrench,

FIG. 2 is an elevation of the other side of the dental pin wrench, and

FIG. 3 is an elevation of the other end of the dental pin wrench.

Referenced Cited
U.S. Patent Documents
114454 May 1871 Mack
143418 October 1873 Osmond
2248054 July 1941 Becker
3330040 July 1967 Kahn
3434209 March 1969 Weissman
3590486 July 1971 Brenner
3861043 January 1975 Lieb et al.
Foreign Patent Documents
2,554,179 October 1976 DT
Patent History
Patent number: D246112
Type: Grant
Filed: Oct 1, 1976
Date of Patent: Oct 18, 1977
Inventor: Anthony Joseph Biggs (Great Bookham, Surrey)
Primary Examiner: Bernard Ansher
Attorney: Eric H. Waters
Application Number: 5/728,791
Classifications
Current U.S. Class: D24/10
International Classification: D2402;