USD287755SExpiredUtility

Ultrasonic humidifier

80
Assignee: MARUYAMA KOGYOPriority: Dec 31, 1984Filed: Dec 31, 1984Granted: Jan 13, 1987
Est. expiryDec 31, 2004(expired)· nominal 20-yr term from priority
Inventors:Tetsuo ImaiToshio Yamazaki
80
PatentIndex Score
16
Cited by
1
References
1
Claims

Claims

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

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