Dental impression instrument

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Description

FIG. 1 is a perspective view of dental impression instrument embodying our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view taken from the opposite side from FIG. 1;

FIG. 4 is a front view, taken from the left as viewed in FIG. 1;

FIG. 5 is a rear view, taken from the right as viewed in FIG. 1; and

FIG. 6 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
D224312 July 1972 Webb et al.
D226750 April 1973 Grossman
3436828 April 1969 Dragan
3722097 March 1973 Colman et al.
Patent History
Patent number: D256160
Type: Grant
Filed: Dec 2, 1977
Date of Patent: Jul 29, 1980
Assignee: Jack D. Rasmussen (Upland, CA)
Inventors: Roy K. Fujitaki (Altadena, CA), Masao Morisaku (Monterey Park, CA)
Primary Examiner: Bernard Ansher
Attorney: Warren L. Kern
Application Number: 5/857,049
Classifications
Current U.S. Class: D24/10; D 8/30
International Classification: D2402;