USD416902SExpiredUtility
Amplifier
Est. expiryOct 14, 2018(expired)· nominal 20-yr term from priority
Inventors:Shigemitsu Kizawa
54
PatentIndex Score
8
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an amplifier, as shown and described.
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