Adjustable oxygen face mask

Description

FIG. 1 is a front, top and side perspective view of the adjustable oxygen face mask showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof, the side opposite being a mirror image of the side shown in FIG. 4;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D347494 May 31, 1994 Mustelier, Jr.
2382364 August 1945 Tant
4201205 May 6, 1980 Bartholomew
4936298 June 26, 1990 Nisguba
4960121 October 2, 1990 Nelson et al.
5048516 September 17, 1991 Soderberg
5143061 September 1, 1992 Kaimer
Patent History
Patent number: D351226
Type: Grant
Filed: Oct 20, 1993
Date of Patent: Oct 4, 1994
Inventor: Regina K. Parvatharaj (Boca Raton, FL)
Primary Examiner: Kay H. Chin
Attorney: Terry M. Gernstein
Application Number: 0/14,367
Classifications