Dental impression tray

- Modern Materials, Inc.

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Description

FIG. 1 is a top perspective view of a dental impression tray showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevation thereof of the left;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevation thereof; and

FIG. 7 is a cross-section taken along lines 7--7 of FIG. 2.

Referenced Cited
U.S. Patent Documents
D210583 March 1968 Westlund
D247916 May 16, 1978 Kesling
2933811 April 1960 Lifton
2963786 December 1960 Browning
4085507 April 25, 1978 Lehn et al.
4146963 April 3, 1979 Schreinemakers
Patent History
Patent number: D260811
Type: Grant
Filed: Nov 8, 1978
Date of Patent: Sep 15, 1981
Assignee: Modern Materials, Inc. (Columbus, OH)
Inventor: Joseph P. Kitchenman (Cornwells Heights, PA)
Primary Examiner: Bernard Ansher
Application Number: 5/958,753
Classifications
Current U.S. Class: D24/10
International Classification: D2402; D2499;