Welder's mask

Equipment for safety – protection – and rescue – Body restraint or protective covering – Face – mouth – or ear

Design Patent

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Details

Design Patent

active

D0640012

CLAIM:
The ornamental design for a welder's mask, as shown and described.

REFERENCES:
patent: D394732 (1998-05-01), Huh
patent: D398421 (1998-09-01), Crafoord et al.
patent: D419727 (2000-01-01), Verkic et al.
patent: 6401244 (2002-06-01), Kramer et al.
patent: D553802 (2007-10-01), Huh
patent: D565800 (2008-04-01), Wang
patent: D584003 (2008-12-01), Juhlin
patent: D586956 (2009-02-01), Huh
patent: D594600 (2009-06-01), Huh

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