USD347713SExpiredUtility

Particulate face mask

77
Assignee: TECNOL MED PROD INCPriority: Dec 16, 1992Filed: Dec 16, 1992Granted: Jun 7, 1994
Est. expiryDec 16, 2012(expired)· nominal 20-yr term from priority
Inventors:Kevin K. Brunson
77
PatentIndex Score
18
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a particulate face mask, as shown and described.

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