Combined face mask and shield

- TCNL Technologies, Inc.
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a 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 right side elevational view thereof, the left side elevational view being a mirror image thereof.

Referenced Cited
U.S. Patent Documents
D249072 August 22, 1978 Revoir
D319111 August 13, 1991 Sandel et al.
D327141 June 16, 1992 Hubbard et al.
2669717 February 1954 Diggs
4300549 November 17, 1981 Parker
4606341 August 19, 1986 Hubbard et al.
4688566 August 25, 1987 Boyce
4796621 January 10, 1989 Barle et al.
4920960 May 1, 1990 Hubbard et al.
5020533 June 4, 1991 Hubbard et al.
5107547 April 28, 1992 Scheu
Patent History
Patent number: D355485
Type: Grant
Filed: Jul 13, 1993
Date of Patent: Feb 14, 1995
Assignee: TCNL Technologies, Inc. (Wilmington, DE)
Inventors: Vance M. Hubbard (Bedford, TX), Welton K. Brunson (Bedford, TX)
Primary Examiner: A. Hugo Word
Assistant Examiner: I. Simmons
Law Firm: Baker & Botts
Application Number: 0/10,581
Classifications
Current U.S. Class: D24/1102; D24/1101