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The ornamental design for a control knob, as shown and described. |
FIG. 1 is a perspective view of a control knob showing my new design;
FIG. 2 is a right side view, the left side being a mirror image thereof;
FIG. 3 is a top view, the bottom being a mirror image thereof;
FIG. 4 is a front view;
FIG. 5 is a rear view;
FIG. 6 is a perspective view of a second embodiment of the design of FIG. 1;
FIG. 7 is a right side view of FIG. 6, the left side being a mirror image thereof;
FIG. 8 is a top plan view of FIG. 6; the bottom being a mirror image thereof;
FIG. 9 is a front view of FIG. 6; and
FIG. 10 is a rear view of FIG. 6.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 15 1989 | TINZ, BERNHARD | Heinrich Kipp Werk | ASSIGNMENT OF ASSIGNORS INTEREST | 005113 | /0385 | |
Jun 19 1989 | Heinrich Kipp Werk | (assignment on the face of the patent) | / |
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