USD247927SExpiredUtility

Calculator casing

41
Assignee: TEXAS INSTRUMENTS INCPriority: Sep 2, 1976Filed: Sep 2, 1976Granted: May 16, 1978
Est. expirySep 2, 1996(expired)· nominal 20-yr term from priority
Inventors:Eugene J. SulekWilliam J. Lawrence
41
PatentIndex Score
2
Cited by
2
References
1
Claims

Claims

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

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