USD309298SExpiredUtility

Telephone data modem

88
Assignee: NORTHERN TELECOM LTDPriority: Nov 10, 1988Filed: Nov 10, 1988Granted: Jul 17, 1990
Est. expiryNov 10, 2008(expired)· nominal 20-yr term from priority
Inventors:Floyd J. Pushelberg
88
PatentIndex Score
28
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a telephone data modem, as shown and described.

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