USD255927SExpiredUtility

Room humidifier

47
Individually held — no corporate assignee on recordPriority: Mar 30, 1978Filed: Mar 30, 1978Granted: Jul 15, 1980
Est. expiryMar 30, 1998(expired)· nominal 20-yr term from priority
Inventors:James E. Vesper
47
PatentIndex Score
4
Cited by
5
References
1
Claims

Claims

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

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