USD317620SExpiredUtility

Lighting calculator

37
Assignee: COOPER IND INCPriority: Mar 31, 1988Filed: Mar 31, 1988Granted: Jun 18, 1991
Est. expiryMar 31, 2008(expired)· nominal 20-yr term from priority
Inventors:Raymond J. Kusmer
37
PatentIndex Score
2
Cited by
9
References
1
Claims

Claims

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

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