|   
		 
			 The ornamental design for a hair dryer, as shown and described.  | 
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FIG. 1 is a perspective view of a hair dryer showing my new design;
FIG. 2 is a left end elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right end elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and
FIG. 7 is a front elevational view thereof.
The cord is depicted only partially for convenience of illustration.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| May 30 1979 | The Gillette Company | (assignment on the face of the patent) | / | 
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