USD933038SActiveUtility

Sound amplifier

52
Assignee: SHANGHAI NORWII TECH CO LTDPriority: Oct 30, 2018Filed: Apr 21, 2019Granted: Oct 12, 2021
Est. expiryOct 30, 2038(~12.2 yrs left)· nominal 20-yr term from priority
Inventors:Yongyan Huang
52
PatentIndex Score
5
Cited by
12
References
1
Claims

Claims

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

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