Ambidextrous operative clamp for dental impression tubes

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of an ambidextrous operative clamp showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a top plan view, and

FIG. 4 is a side elevational view.

Referenced Cited
U.S. Patent Documents
D200729 March 1965 Coanda et al.
D233312 October 1974 Lock
1008810 November 1911 Freese
4051578 October 4, 1977 Manschot et al.
4257416 March 24, 1981 Prager
4347874 September 7, 1982 Sullivan et al.
Patent History
Patent number: D270517
Type: Grant
Filed: May 4, 1981
Date of Patent: Sep 13, 1983
Inventor: Paul D. Raskin (Sacramento, CA)
Primary Examiner: Bernard Ansher
Attorney: Mark C. Jacobs
Application Number: 6/260,058
Classifications
Current U.S. Class: D/8396; D24/27; D24/53; Tube Compressors (251/4); Wedge Slot (24/130)
International Classification: D0808; D2499;