USD290596SExpiredUtility

Helicopter

53
Assignee: SCHRAMM BUFORD JPriority: Jul 12, 1984Filed: Jul 12, 1984Granted: Jun 30, 1987
Est. expiryJul 12, 2004(expired)· nominal 20-yr term from priority
Inventors:Buford J. Schramm
53
PatentIndex Score
5
Cited by
3
References
1
Claims

Claims

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

Cited by (0)

No later patents cite this yet.

References (0)

No backward citations on record.