Sound amplifier
Description
Broken lines are included herein for illustrative purposes only and form no part of the claimed design.
Claims
The ornamental design of a sound amplifier, as shown and described.
Referenced Cited
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Patent History
Patent number: D738847
Type: Grant
Filed: Aug 12, 2014
Date of Patent: Sep 15, 2015
Inventors: Gwan Woo Park (Seoul), Jae Hyung Byun (Seoul)
Primary Examiner: Sandra Morris
Application Number: 29/499,108
Type: Grant
Filed: Aug 12, 2014
Date of Patent: Sep 15, 2015
Inventors: Gwan Woo Park (Seoul), Jae Hyung Byun (Seoul)
Primary Examiner: Sandra Morris
Application Number: 29/499,108
Classifications