Cleft palate impression tray

Description

FIG. 1 is a perspective view of a cleft palate impression tray according to the present invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a left end elevation view thereof;

FIG. 5 is a right end elevation view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D278274 April 2, 1985 Levine
D300059 February 28, 1989 Pier
3978585 September 7, 1976 Holcomb
Patent History
Patent number: D374932
Type: Grant
Filed: Jan 20, 1995
Date of Patent: Oct 22, 1996
Inventor: Joseph A. Engelman (Columbia, MO)
Primary Examiner: Kay H. Chin
Law Firm: Kokjer, Kircher, Bowman & Johnson
Application Number: 0/33,777
Classifications