Dental root-canal broach

- Micro-Mega S.A.
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is an elevational view of a dental root-canal broach showing my new design;

FIG. 2 is a top plan view thereof; and

FIG. 3 is a bottom plan view thereof.

All elevational views of the new handle, not shown in the drawing, are similar to the view shown in FIG. 1 with two circumferential rows of knurls, and with a dome-shaped head.

Referenced Cited
U.S. Patent Documents
3330040 July 1967 Kahn
3388473 June 1968 Loran
3578745 May 1971 Garnier
4044468 August 30, 1977 Kahn
Patent History
Patent number: D250544
Type: Grant
Filed: Jan 4, 1977
Date of Patent: Dec 12, 1978
Assignee: Micro-Mega S.A.
Inventor: Henri Leonard (Besancon)
Primary Examiner: Bernard Ansher
Attorney: Robert E. Burns
Application Number: 5/756,606
Classifications
Current U.S. Class: D24/10; D24/12; D24/16
International Classification: D2402;