Posterior impression tray

Description

FIG. 1 is a top plan view of a posterior impression tray showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is an inverted right side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front elevational view thereof; and

FIG. 7 is a top perspective view thereof.

Referenced Cited
U.S. Patent Documents
D210583 March 1968 Westlund et al.
D266269 September 21, 1982 Werrin
1477098 December 1923 Balter
1518308 December 1924 Craig
2860414 November 1958 Brant
4382785 May 10, 1983 Lococo
Patent History
Patent number: D294062
Type: Grant
Filed: Nov 21, 1985
Date of Patent: Feb 2, 1988
Inventor: Lloyd A. Kwok (Burlingame, CA)
Primary Examiner: B. J. Bullock
Assistant Examiner: Brian N. Vinson
Attorney: Thomas M. Freiburger
Application Number: 6/806,016
Classifications
Current U.S. Class: D24/10