USD332078SExpiredUtility

Helicopter

51
Assignee: BELL HELICOPTER TEXTRON INCPriority: Aug 9, 1991Filed: Aug 9, 1991Granted: Dec 29, 1992
Est. expiryAug 9, 2011(expired)· nominal 20-yr term from priority
Inventors:Frank M. Shallene
51
PatentIndex Score
11
Cited by
2
References
1
Claims

Claims

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

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