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The ornamental design for a beam balanced pumping unit, substantially as described as shown. |
FIG. 1 is a perspective view of a beam balanced pumping unit showing my new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top plan view thereof; and
FIG. 7 is a bottom plan view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 23 1980 | GOSTOMSKI JOHN J | HELLSTAR CORPORATION, A CORP OF NE | ASSIGNMENT OF ASSIGNORS INTEREST | 003793 | /0719 | |
Jul 07 1980 | Hellstar Corporation | (assignment on the face of the patent) | / |
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