USD313592SExpiredUtility

External unit for intercom

83
Assignee: SHARP KKPriority: Jul 30, 1987Filed: Jan 26, 1988Granted: Jan 8, 1991
Est. expiryJul 30, 2007(expired)· nominal 20-yr term from priority
Inventors:Shinichi Morooka
83
PatentIndex Score
21
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2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an external unit for intercom, as shown and described.

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