Audio amplifier
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Description
In the drawings, the broken lines illustrate portions of the audio amplifier that form no part of the claimed design.
Claims
The ornamental design for an audio amplifier, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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Patent History
Patent number: D933037
Type: Grant
Filed: Aug 16, 2019
Date of Patent: Oct 12, 2021
Assignee: DREAMUS COMPANY (Seoul)
Inventors: Ji Sun Kim (Seoul), San Il Choi (Seoul)
Primary Examiner: Barbara Fox
Assistant Examiner: Aram Kwon
Application Number: 29/702,042
Type: Grant
Filed: Aug 16, 2019
Date of Patent: Oct 12, 2021
Assignee: DREAMUS COMPANY (Seoul)
Inventors: Ji Sun Kim (Seoul), San Il Choi (Seoul)
Primary Examiner: Barbara Fox
Assistant Examiner: Aram Kwon
Application Number: 29/702,042
Classifications
Current U.S. Class:
Radio Receiver, Tuner Or Amplifier, Or Housing Therefor (D14/188)