USD710821SActiveUtility
Sound amplifier
Est. expiryOct 6, 2031(~5.2 yrs left)· nominal 20-yr term from priority
Inventors:Emil Marklund
64
PatentIndex Score
17
Cited by
10
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for the sound amplifier, as shown and described.Join the waitlist — get patent alerts
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