USD283890SExpiredUtility

Calling card telephone

83
Assignee: AT&T TECH INCPriority: Apr 29, 1985Filed: Apr 29, 1985Granted: May 20, 1986
Est. expiryApr 29, 2005(expired)· nominal 20-yr term from priority
Inventors:David M. BritzDonald M. GenaroJohn N. McgarveyMichael P. Zambelli
83
PatentIndex Score
21
Cited by
6
References
1
Claims

Claims

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

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