USD483680SExpiredUtility
Sound level meter
Priority: Nov 7, 2002Filed: Nov 7, 2002Granted: Dec 16, 2003
Est. expiryNov 7, 2022(expired)· nominal 20-yr term from priority
Inventors:Li-Chuan Chen
73
PatentIndex Score
18
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a sound level meter, as shown.
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