USD403683SExpiredUtility

Push-button matrix

33
Assignee: BELLSOUTH CORPPriority: Nov 20, 1996Filed: Nov 20, 1996Granted: Jan 5, 1999
Est. expiryNov 20, 2016(expired)· nominal 20-yr term from priority
Inventors:Rachel Russell
33
PatentIndex Score
2
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a push-button matrix, as shown and described.

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