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The ornamental design for an electronic calculator, as shown and described. |
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FIG. 1 is a top plan view of an electronic calculator showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a left side elevational view;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a perspective view thereof;
FIG. 8 is a top plan view of another embodiment thereof;
FIG. 9 is a rear elevational view thereof;
FIG. 10 is a right side elevational view thereof;
FIG. 11 is a left side elevational view thereof;
FIG. 12 is a front elevational view thereof;
FIG. 13 is a bottom plan view thereof;
FIG. 14 is a perspective view thereof;
FIG. 15 is a top plan view of another embodiment thereof;
FIG. 16 is a rear elevational view thereof;
FIG. 17 is a right side elevational view thereof;
FIG. 18 is a left side elevational view;
FIG. 19 is a front elevational view thereof;
FIG. 20 is a bottom plan view thereof;
FIG. 21 is a perspective view thereof;
FIG. 22 is a top plan view of another embodiment thereof;
FIG. 23 is a rear elevational view thereof;
FIG. 24 is a right side elevational view thereof;
FIG. 25 is a left side elevational view thereof;
FIG. 26 is a front elevational view thereof;
FIG. 27 is a bottom plan view thereof; and
FIG 28 is a perspective view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Apr 08 1987 | IDA, YUKIHIKO | CASIO COMPUTER CO , LTD , A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004697 | /0869 | |
| Apr 20 1987 | Casio Computer Co., Ltd. | (assignment on the face of the patent) | / |
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