USD311952SExpiredUtility

Humidifier

51
Assignee: CONDAIR AGPriority: Sep 9, 1987Filed: Mar 7, 1988Granted: Nov 6, 1990
Est. expirySep 9, 2007(expired)· nominal 20-yr term from priority
Inventors:Kurt D. Sieber
51
PatentIndex Score
6
Cited by
2
References
1
Claims

Claims

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

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