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The ornamental design for a heat pump, as shown and described. |
FIG. 1 is a perspective view of a heat pump embodying my new design;
FIG. 2 is a left side elevational view of the heat pump as shown in FIG. 1 on a reduced scale;
FIG. 3 is a rear elevational view of the heat pump as shown in FIG. 1 on a reduced scale;
FIG. 4 is a top plan view of the heat pump as seen in FIG. 1 on a reduced scale; and,
FIG. 5 is a bottom plan view of the heat pump as shown in FIG. 1, on a reduced scale.
The screen pattern fragmentarily shown in FIG. 1, is understood to extend uniformly throughout the area represented.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Dec 19 1991 | SAWYER, KEVIN W | CONSOLIDATED TECHNOLOGY CORPORATION A KY CORPORATION | ASSIGNMENT OF ASSIGNORS INTEREST | 005973 | /0205 | |
Jan 03 1992 | Consolidated Technology Corporation | (assignment on the face of the patent) | / | |||
Mar 31 2000 | Consolidated Technology Corporation | FRIEDRICH AIR CONDITIONING CO , A DIVISION OF U S NATURAL RESOURCES, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010742 | /0472 |
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