Amplifier
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Description
The subject matter shown in dashed lines, and any surfaces of the design not shown, including interior surfaces, form no part of the claimed invention.
Claims
I claim the ornamental design for an amplifier, as shown and described.
Referenced Cited
U.S. Patent Documents
D225469 | December 1972 | Gray et al. |
D318279 | July 16, 1991 | Laiacona et al. |
D349702 | August 16, 1994 | Daichyo |
D436351 | January 16, 2001 | Asai |
D438192 | February 27, 2001 | Asai |
D445099 | July 17, 2001 | Benders |
D465456 | November 12, 2002 | Lee |
D529479 | October 3, 2006 | Wolf et al. |
D553109 | October 16, 2007 | Kim et al. |
D558195 | December 25, 2007 | Divine et al. |
D573592 | July 22, 2008 | Divine et al. |
D599789 | September 8, 2009 | Shimizu |
D619132 | July 6, 2010 | Skaf et al. |
D699212 | February 11, 2014 | Tanaka |
D710821 | August 12, 2014 | Marklund |
Patent History
Patent number: D724558
Type: Grant
Filed: Feb 11, 2014
Date of Patent: Mar 17, 2015
Assignee: d&b Audiotechnik GmbH (Backnang)
Inventor: Markus Bast (Winnenden)
Primary Examiner: Keli L Hill
Application Number: 29/481,864
Type: Grant
Filed: Feb 11, 2014
Date of Patent: Mar 17, 2015
Assignee: d&b Audiotechnik GmbH (Backnang)
Inventor: Markus Bast (Winnenden)
Primary Examiner: Keli L Hill
Application Number: 29/481,864
Classifications
Current U.S. Class:
Radio Receiver, Tuner Or Amplifier, Or Housing Therefor (D14/188)