USD537551SExpiredUtility

Hand crank powered flashlight

42
Assignee: CHEN YU CHIPriority: Jan 30, 2006Filed: Jan 30, 2006Granted: Feb 27, 2007
Est. expiryJan 30, 2026(expired)· nominal 20-yr term from priority
Inventors:Yu-Chi Chen
42
PatentIndex Score
5
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a hand crank powered flashlight, as shown and described.

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