USD233954S - Transparent air filtering mask - Google Patents

Description

United States Patent 0 TRANSPARENT AIR FILTERING MASK Robert A. Stegmon, 2151 NE. 124th St Filed Jan. 8, 1973, Ser. No. 321,638

Term of patent 14 years Int. Cl. D29-02; D24-99 US. Cl. D83-1 K FIG. 1 is a front elevation of a transparent air filtering mask, showing my new design;

FIG. 2 is a side elevation thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rearelevation thereof; and

FIG. 5 is a bottom plan view thereof.

I claim:

The ornamental design for a transparent air filtering mask, as shown.

Des. 233,954 Patented Dec. 17, 1974 References Cited UNITED STATES PATENTS D. 161,337 12/1950 D. 198,716 7/1964 D. 219,630 12/1970 3,137,296 6/1964 3,152,588 10/1964 3,249,108 5/1966 Hill D83-1 K Colley D2233 Brno D831 K Gurt'owski D831 K Rogowski 128-1426 Terman 128--146.3

isERNARD ANSHER, Primary Examiner

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