Filter face mask

Details Filter face mask Filter face mask

2011-01-04

2011-01-04

Nelson, T. Chase (Department: 2914)

Medical and laboratory equipment

Equipment for diagnosis, analysis, or treatment

Article for the introduction, removal or collection of fluids

Design Patent

active

D0630315

CLAIM:
The ornamental design for a filter face mask, as shown and described.

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patent: D511209 (2005-11-01), Callan
patent: D519208 (2006-04-01), Wolfe

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