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The ornamental design for a mechanical arm for supporting a dental instrument holder, as shown. |
FIG. 1 is a top perspective view of a mechanical arm for supporting a dental instrument holder showing our new design and the broken lines are shown for illustrative purposes only;
FIG. 2 is a bottom perspective view of the mechanical arm for supporting a dental instrument holder showing our design;
FIG. 3 is a bottom plan view of the mechanical arm for supporting a dental instrument holder;
FIG. 4 is a top plan view of the mechanical arm for supporting a dental instrument holder;
FIG. 5 is a right-side elevational view of the mechanical arm for supporting a dental instrument holder;
FIG. 6 is a left-side elevational view of the mechanical arm for supporting a dental instrument holder;
FIG. 7 is a rear elevational view of the system; and,
FIG. 8 is a front elevational view of the mechanical arm for supporting a dental instrument holder.
Nordstrom, Carl G., Schaefers, Andrew G.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Dec 29 1992 | NORDSTROM, CARL G | A-DEC, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006351 | /0536 | |
Dec 29 1992 | SCHAEFERS, ANDREW G | A-DEC, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006351 | /0536 | |
Jan 08 1993 | A-Dec, Inc. | (assignment on the face of the patent) | / |
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