USD336511SExpiredUtility

Portable humidifier

80
Assignee: DURACRAFT CORPPriority: Mar 30, 1992Filed: Mar 30, 1992Granted: Jun 15, 1993
Est. expiryMar 30, 2012(expired)· nominal 20-yr term from priority
Inventors:Bernard ChiuRichard M. O'Grady
80
PatentIndex Score
20
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a portable humidifier, as shown.

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