Sound amplifier
Description
The broken lines showing a mobile phone in
Claims
We claim the ornamental design for a sound amplifier, as shown and described.
Referenced Cited
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Patent History
Patent number: D700903
Type: Grant
Filed: Feb 6, 2013
Date of Patent: Mar 11, 2014
Inventors: Dan Hoffman (Long Valley, NJ), Jake Hoffman (Long Valley, NJ)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/445,022
Type: Grant
Filed: Feb 6, 2013
Date of Patent: Mar 11, 2014
Inventors: Dan Hoffman (Long Valley, NJ), Jake Hoffman (Long Valley, NJ)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/445,022
Classifications