USD253703SExpiredUtility

Housing for telephone set

70
Assignee: NORTHERN TELECOM LTDPriority: Jul 20, 1977Filed: Sep 19, 1977Granted: Dec 18, 1979
Est. expiryJul 20, 1997(expired)· nominal 20-yr term from priority
Inventors:Robert E. HillmerDonald ChadwickJohn F. Tyson
70
PatentIndex Score
10
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a housing for telephone set, substantially as shown.

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