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			 The ornamental design for an illuminated display sign, as shown and described.  | 
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FIG. 1 is a perspective view of an illuminated display sign, showing my new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a left side elevational view thereof; and
FIG. 7 is a bottom plan view thereof.
Younger, Ervin E., Kickler, Gary M., Younger, E. Max
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Mar 17 1988 | YOUNGER, ERVIN E | NITE-GLO CORP , CORP OF KS | ASSIGNMENT OF ASSIGNORS INTEREST | 004856 | /0581 | |
| Mar 17 1988 | KICKLER, GARY M | NITE-GLO CORP , CORP OF KS | ASSIGNMENT OF ASSIGNORS INTEREST | 004856 | /0581 | |
| Mar 17 1988 | YOUNGER, E M | NITE-GLO CORP , CORP OF KS | ASSIGNMENT OF ASSIGNORS INTEREST | 004856 | /0581 | |
| Mar 28 1988 | Nite-Glo Corp. | (assignment on the face of the patent) | / | 
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