Root canal handpiece

Description

FIG. 1 is top perspective view of a root canal handpiece showing my new design;

FIG. 2 is a left side perspective view thereof, the right side view being symmetrical thereto;

FIG. 3 is a bottom perspective view thereof;

FIG. 4 is a front perspective view thereof, along line 4--4 of FIG. 2; and,

FIG. 5 is a rear perspective view thereof, along line 5--5 of FIG. 2.

Referenced Cited
U.S. Patent Documents
2917828 December 1959 Page
4321039 March 23, 1982 Schuss et al.
4403956 September 13, 1983 Nakanishi
4957483 September 18, 1990 Gonser et al.
Patent History
Patent number: D373636
Type: Grant
Filed: Aug 24, 1995
Date of Patent: Sep 10, 1996
Inventor: Howard Martin (Silver Spring, MD)
Primary Examiner: Kay H. Chin
Attorneys: Walter G. Finch, Nancy A. Smith
Application Number: 0/43,057
Classifications