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The ornamental design for a button portion of an amplifier, as shown and described. |
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FIG. 1 is a perspective view of a button portion of an amplifier showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevational view thereof, the right side elevational view being a mirror image;
FIG. 4 is a front elevational view thereof; and,
FIG. 5 is a bottom plan view thereof.
The amplifier body portion in broken lines is for illustrative purpose only and forms no part of claimed design.
Shintani, Eiji, Narita, Hisanori
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Dec 23 1997 | Sony Corporation | (assignment on the face of the patent) | / | |||
| Mar 31 1998 | SHINTANI, EIJI | Sony Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009248 | /0861 | |
| Mar 31 1998 | NARITA, HISANORI | Sony Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009248 | /0861 |
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