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The ornamental design for an external unit for intercom, as shown and described. |
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FIG. 1 is a top plan view of the external unit for intercom showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a right side elevational view thereof; and
FIG. 6 is a left side elevational view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 12 1988 | MOROOKA, SHINICHI | SHARP KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004824 | /0851 | |
| Jan 26 1988 | Sharp Corporation | (assignment on the face of the patent) | / |
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