USD260039SExpiredUtility

Ceiling panel element

61
Assignee: HUNTER DOUGLAS N VPriority: May 16, 1978Filed: Nov 9, 1978Granted: Jul 28, 1981
Est. expiryMay 16, 1998(expired)· nominal 20-yr term from priority
Inventors:Cornelis B. De Ruiter
61
PatentIndex Score
13
Cited by
5
References
1
Claims

Claims

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

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