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The ornamental design for a parabolic heater, as shown and described.
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FIG. 1 is a front, top and left side perspective view of a parabolic heater showing our new design;
FIG. 2 is a back, top and left side perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a back elevational view thereof;
FIG. 5 is a right elevational side view thereof;
FIG. 6 is a left elevational side view thereof; and,
FIG. 7 is a top view thereof.
Kalina, Lawrence A., Watkinson, Chevis J.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 08 2001 | National Presto Industries, Inc. | (assignment on the face of the patent) | / | |||
Jun 13 2001 | WATKINSON, CHEVIS J | NATIONAL PRESTO INDUSTRIES, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012017 | /0700 | |
Jul 17 2001 | KALINA, LAWRENCE A | NATIONAL PRESTO INDUSTRIES, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012017 | /0700 |
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