USD315815SExpiredUtility

Ultrasonic cleaner

85
Assignee: COLTENE/WHALEDENT INCPriority: Feb 15, 1989Filed: Feb 15, 1989Granted: Mar 26, 1991
Est. expiryFeb 15, 2009(expired)· nominal 20-yr term from priority
Inventors:Alan N. Miller
85
PatentIndex Score
26
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an ultrasonic cleaner, as shown and described.

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