Combined face mask and shield

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Description

FIG. 1 is a front and left side perspective view of a combined face mask and shield showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof; and,

FIG. 4 is a left side elevational view thereof, the right side elevational view being a mirror image of that shown.

The tie straps in FIGS. 1 through 4 are shown broken away to indicate indeterminate length.

Referenced Cited
U.S. Patent Documents
4944294 July 31, 1990 Borek, Jr.
4969457 November 13, 1990 Hubbard et al.
Foreign Patent Documents
8910106 November 1989 WOX
Patent History
Patent number: D327141
Type: Grant
Filed: Mar 18, 1991
Date of Patent: Jun 16, 1992
Assignee: Tecnol Medical Products, Inc. (N. Richland Hills, TX)
Inventors: Vance M. Hubbard (Bedford, TX), Welton K. Brunson (Bedford, TX)
Primary Examiner: Kay H. Chin
Law Firm: Baker & Botts
Application Number: 7/671,300
Classifications
Current U.S. Class: D29/9; D29/8