Face mask for cold protection

- Suomen Jonas Oy

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Description

FIG. 1 is a top, front and side perspective view of a face mask for cold protection showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D231803 June 1974 Huddy
D239469 April 1976 Halldin
D247982 May 23, 1978 Huddey
4579113 April 1, 1986 McCreadie et al.
Patent History
Patent number: D309962
Type: Grant
Filed: Dec 10, 1987
Date of Patent: Aug 14, 1990
Assignee: Suomen Jonas Oy (Helsinki)
Inventor: Olavi Ebeling (Helsinki)
Primary Examiner: A. Hugo Word
Assistant Examiner: Ruth McInroy
Law Firm: Cushman, Darby & Cushman
Application Number: 7/130,982
Classifications
Current U.S. Class: D29/17