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The ornamental design for an air heater, as shown. |
FIG. 1 is a perspective view of an air heater showing my new design;
FIG. 2 is a front elevation view thereof, on a reduced scale;
FIG. 3 is a rear elevation view thereof, on a reduced scale;
FIG. 4 is a left side elevation view thereof, on a reduced scale;
FIG. 5 is a right side elevation view thereof, on a reduced scale;
FIG. 6 is a top plan view thereof, on a reduced scale;
FIG. 7 is a bottom plan view thereof, on a reduced scale;
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Sep 02 1988 | FAN, JACK | SYNLIX ELECTRICAL LTD , NO 7, LANE 61, NAN TSUEN ROAD, DUEN NAN TSUEN, HOU LI SHIANG, TAIWAN, R O C , A CORP OF REPUBLIC OF CHINA | ASSIGNMENT OF ASSIGNORS INTEREST | 004951 | /0038 | |
Sep 28 1988 | Synlix Electrical Ltd. | (assignment on the face of the patent) | / |
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