USD278227SExpiredUtility

Helicopter

70
Assignee: BELL HELICOPTER TEXTRON INCPriority: Aug 5, 1980Filed: Aug 5, 1980Granted: Apr 2, 1985
Est. expiryAug 5, 2000(expired)· nominal 20-yr term from priority
Inventors:George W. Johnston, Jr.
70
PatentIndex Score
18
Cited by
1
References
1
Claims

Claims

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

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