Welding mask

- Polison Corporation
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Description

FIG. 1 is a perspective view of welding 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 left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for welding mask, as shown and described.

Referenced Cited
U.S. Patent Documents
D398421 September 15, 1998 Crafoord et al.
D499215 November 30, 2004 Cheng
D553802 October 23, 2007 Huh
D585604 January 27, 2009 Martin
D586956 February 17, 2009 Huh
D594600 June 16, 2009 Huh
20080060102 March 13, 2008 Matthews et al.
Patent History
Patent number: D635721
Type: Grant
Filed: Jan 13, 2010
Date of Patent: Apr 5, 2011
Assignee: Polison Corporation (Kaohsiung)
Inventor: Chen-San Cheng (Kaohsiung)
Primary Examiner: Ruth McInroy
Attorney: Ladas & Parry LLP
Application Number: 29/353,710