Oropharyngeal airway

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Description

FIG. 1 is a right side elevational view of an oropharyngeal airway showing my new design;

FIG. 2 is a left end view;

FIG. 3 is a right end view;

FIG. 4 is a top plan view; and

FIG. 5 is a bottom plan view.

The left side elevational view is identical to the right side elevational view of FIG. 1.

Referenced Cited
U.S. Patent Documents
3576187 October 1968 Oddera
3756244 September 1973 Kinnear et al.
3926196 December 1975 Bornhorst et al.
4054135 October 18, 1977 Berman
4112936 September 12, 1978 Blachly
4231364 November 4, 1980 Speshyock
Patent History
Patent number: D261442
Type: Grant
Filed: Apr 17, 1979
Date of Patent: Oct 20, 1981
Inventor: Charles C. Anderson (Chesapeake, VA)
Primary Examiner: Bernard Ansher
Attorney: John E. Benoit
Application Number: 6/30,826
Classifications
Current U.S. Class: D29/6; D29/99; D24/34; D24/99
International Classification: D2402;