USD325381SExpiredUtility

Telephone intercommunication set

46
Individually held — no corporate assignee on recordPriority: Mar 19, 1990Filed: Sep 19, 1990Granted: Apr 14, 1992
Est. expiryMar 19, 2010(expired)· nominal 20-yr term from priority
Inventors:Derek DennisJakob Jensen
46
PatentIndex Score
8
Cited by
12
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for telephone intercommunication set, as shown and described.

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