USD255712SExpiredUtility

Humidifier

88
Assignee: TDK ELECTRONICS CO LTDPriority: Sep 21, 1977Filed: Mar 6, 1978Granted: Jul 1, 1980
Est. expirySep 21, 1997(expired)· nominal 20-yr term from priority
Inventors:Masao Chihara
88
PatentIndex Score
28
Cited by
3
References
1
Claims

Claims

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

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