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The ornamental design for a desk-top electronic calculator, as shown and described. |
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FIG. 1 is a front elevational view of a desk-top electronic calculator showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a side elevational view as seen from the left of FIG. 1;
FIG. 6 is a side elevational view as seen from the right of FIG. 1;
FIG. 7 is a perspective view of a desk-top electronic calculator and
FIG. 8 is a right side elevational view of the calculator with legs extended.
| Patent | Priority | Assignee | Title |
| D319252, | Oct 07 1988 | Sharp Corporation | Electronic calculator with solar cell |
| D911433, | Jan 09 2019 | FOSHAN CITY NANHAI HUISEN PLEXIGLASS CRAFTS CO., LTD | Calculator |
| D941387, | Feb 02 2019 | FOSHAN CITY NANHAI HUISEN PLEXIGLASS CRAFTS CO., LTD | Calculator |
| Patent | Priority | Assignee | Title |
| D277681, | Mar 24 1982 | Sharp Corporation | Calculator |
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| D289903, | Jan 18 1984 | Canon Kabushiki Kaisha | Desk-top electronic calculator |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 18 1985 | ENDO, AIKO | CANON KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004460 | /0615 | |
| Sep 18 1985 | FUSHIMOTO, HIDEO | CANON KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004460 | /0615 | |
| Sep 23 1985 | Canon Kabushiki Kaisha | (assignment on the face of the patent) | / |
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