Helicopter
Claims
The ornamental design for a helicopter, as shown and described.
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Type: Grant
Filed: Feb 29, 2016
Date of Patent: May 8, 2018
Assignee: HANSUNG ILS CO., LTD. (Changwon)
Inventor: Woo Young Jeong (Changwon)
Primary Examiner: Brandon M Rosati
Assistant Examiner: Marissa J Cash
Application Number: 29/556,348