Ear protector for oxygen feed line
Description
FIG. 1 is a perspective view of an ear protector for oxygen feed line showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a side elevational view thereof; and
FIG. 4 is a front elevational view thereof.
The oxygen feed line and face shown in broken lines in FIG. 1 are for illustrative purposes only and form no part of the claimed design.
Referenced Cited
Patent History
Patent number: D311609
Type: Grant
Filed: Oct 28, 1987
Date of Patent: Oct 23, 1990
Inventor: Edwin R. Stoneburner, Sr. (St. Joseph, MO)
Primary Examiner: A. Hugo Word
Assistant Examiner: R. McInroy
Attorney: Richard C. Litman
Application Number: 7/113,719
Type: Grant
Filed: Oct 28, 1987
Date of Patent: Oct 23, 1990
Inventor: Edwin R. Stoneburner, Sr. (St. Joseph, MO)
Primary Examiner: A. Hugo Word
Assistant Examiner: R. McInroy
Attorney: Richard C. Litman
Application Number: 7/113,719
Classifications
Current U.S. Class:
D29/19