| 
 | The ornamental design for a periapical exposure dental x-ray film holder, as shown and described. | |||||||||||||||||
FIG. 1 is a front elevational view of a periapical exposure dental x-ray film holder, showing my design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top view of FIG. 1 with portions broken away for clarity of illustration;
FIG. 4 is a bottom view of FIG. 2;
FIG. 5 is left end elevation; and
FIG. 6 is a right end elevation.
The film, which is represented by broken lines, is shown for illustrative purposes only.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| May 13 1981 | JERMYN, ARTHUR C | YOUNG DENTAL MANUFACTURING COMPANY, INC , A CORP OF MO | ASSIGNMENT OF ASSIGNORS INTEREST | 003859/ | 0353 | 
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