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The ornamental design for a portable electronic calculator, as shown. |
FIG. 1 is a top plan view of a portable electronic calculator showing my new design;
FIG. 2 is a bottom plan view;
FIG. 3 is a rear elevational view;
FIG. 4 is a front elevational view;
FIG. 5 is a left side elevational view;
FIG. 6 is a right side elevational view.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Oct 16 1989 | Sekisui Kagaku Kogyo K.K. | (assignment on the face of the patent) | / |
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