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The ornamental design for an adjustable offset disc harrow frame, as shown and described. |
FIG. 1 is a perspective view of an adjustable offset disc harrow frame showing my new design, the broken lines showing the installed harrow disc are for illustrative purposes only and form no part of the claimed design;
FIG. 2 is a top view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a front view thereof;
FIG. 7 is a back view thereof;
FIG. 8 is a top view thereof, the support shown in a modified position.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 16 1987 | Worksaver, Inc. | (assignment on the face of the patent) | / | |||
Jul 22 1988 | BURENGA, THOMAS I | WORKSAVER, INC , A CORP OF IL | ASSIGNMENT OF ASSIGNORS INTEREST | 005397 | /0453 |
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