Amplifier
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Description
The broken line showing of the amplifier is included for the purpose of illustrating portions of the amplifier and forms no part of the claimed design.
Claims
The ornamental design for an amplifier, as shown and described.
Referenced Cited
U.S. Patent Documents
| D247495 | March 14, 1978 | Hoshino |
| D316716 | May 7, 1991 | Nagata |
| D560689 | January 29, 2008 | Cho |
| D576147 | September 2, 2008 | Natori |
| D578998 | October 21, 2008 | Natori |
| D620028 | July 20, 2010 | Kim |
| D630228 | January 4, 2011 | Kim |
| D658153 | April 24, 2012 | Woo |
| D675594 | February 5, 2013 | Lee |
| D766867 | September 20, 2016 | Shigematsu |
| D767528 | September 27, 2016 | Hibi |
| D881836 | April 21, 2020 | McWilliam |
Patent History
Patent number: D903625
Type: Grant
Filed: Jul 25, 2019
Date of Patent: Dec 1, 2020
Assignee: YAMAHA CORPORATION (Hamamatsu)
Inventor: Sunao Okamura (Hamamatsu)
Primary Examiner: Sandra L Morris
Application Number: 29/699,426
Type: Grant
Filed: Jul 25, 2019
Date of Patent: Dec 1, 2020
Assignee: YAMAHA CORPORATION (Hamamatsu)
Inventor: Sunao Okamura (Hamamatsu)
Primary Examiner: Sandra L Morris
Application Number: 29/699,426
Classifications
Current U.S. Class:
Radio Receiver, Tuner Or Amplifier, Or Housing Therefor (D14/188)