Combined dental tray and control unit therefor

- A-DEC, Inc.
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Description

FIG. 1 is a front perspective of a combined dental tray and control unit showing my new design;

FIG. 2 is a rear perspective thereof;

FIG. 3 is a bottom view taken in an alternate position of FIG. 2; and

FIG. 4 is a rear view thereof. The broken lines are shown for illustrative purposes only.

Referenced Cited
U.S. Patent Documents
3650033 March 1972 Behne et al.
3718974 March 1973 Buchtel et al.
3722095 March 1973 Pietschmann
3762051 October 1973 Valeska
D211689 July 1968 Olsen
D218165 July 1970 Schleicher et al.
Patent History
Patent number: D243188
Type: Grant
Filed: Feb 11, 1976
Date of Patent: Jan 25, 1977
Assignee: A-DEC, Inc. (Newberg, OR)
Inventor: Robert H. Meyer (Newberg, OR)
Primary Examiner: Bernard Ansher
Attorney: Kenneth S. Klarquist
Application Number: 5/657,147
Classifications
Current U.S. Class: D24/1B
International Classification: D2402;