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The ornamental design for a hot air corn popper, substantially as shown. |
FIG. 1 is a top front perspective view of a hot air corn popper, showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a side elevational view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a rear elevational view thereof.
Boldt, Melvin H., Morrison, Thurber H., Franek, Wayne J.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 10 1978 | National Presto Industries, Inc. | (assignment on the face of the patent) | / |
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