USD425894SExpiredUtility

Megaphone

39
Assignee: CHANG CHAO-CHIHPriority: Apr 26, 1999Filed: Apr 26, 1999Granted: May 30, 2000
Est. expiryApr 26, 2019(expired)· nominal 20-yr term from priority
Inventors:Chao-Chih Chang
39
PatentIndex Score
5
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for megaphone, as shown and discribed.

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