USD335340SExpiredUtility

Portable electrical humidifier

83
Assignee: DURACRAFT CORPPriority: Apr 29, 1992Filed: Apr 29, 1992Granted: May 4, 1993
Est. expiryApr 29, 2012(expired)· nominal 20-yr term from priority
Inventors:Robert Marvin
83
PatentIndex Score
26
Cited by
3
References
1
Claims

Claims

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

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