Ear ventilation tube

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Description

FIG. 1 is a top view of an ear ventilation tube, showing my new design, the bottom view being identical;

FIG. 2 is a front elevational view thereof, the rear elevational view being identical;

FIG. 3 is a side view thereof; and,

FIG. 4 is a side elevational view taken from the opposite side of FIG. 3.

Referenced Cited
U.S. Patent Documents
D239330 March 1976 Shea, Jr.
D274753 July 17, 1984 Armstrong
4775370 October 4, 1988 Berry
Patent History
Patent number: D371606
Type: Grant
Filed: Aug 8, 1994
Date of Patent: Jul 9, 1996
Inventor: Donald E. Doyle (Pascagoula, MS)
Primary Examiner: Stella Reid
Attorney: Roger A. Marrs
Application Number: 0/26,845
Classifications
Current U.S. Class: Auricular (45) (D24/173)