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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 view of a desk top electronic calculator showing our new design;
FIG. 2 is a rear 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; and
FIG. 8 is a perspective view with the paper holder retracted.
Yoshioka, Eiichi, Fushimoto, Hideo
| Patent | Priority | Assignee | Title |
| D269279, | Apr 17 1981 | Canon Kabushiki Kaisha | Desk-top electronic calculator |
| D269354, | Sep 18 1980 | Sharp Corporation | Electronic calculator |
| D289415, | Oct 30 1984 | Canon Kabushiki Kaisha | Desk-top electronic calculator |
| D289417, | Sep 21 1984 | Canon Kabushiki Kaisha | Desk-top electronic calculator |
| D294835, | Jul 22 1985 | Citizen Watch Company, Limited | Roll paper holder for printer |
| D561820, | Nov 30 2006 | Sun Coast Merchandise Corporation | Desktop calculator |
| D806784, | Apr 25 2016 | Casio Keisanki Kabushiki Kaisha | Electronic calculator with printer |
| Patent | Priority | Assignee | Title |
| 212058, | |||
| 218715, | |||
| 223865, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Dec 04 1979 | YOSHIOKA EIICHI | CANON KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 003853 | /0134 | |
| Dec 04 1979 | FUSHIMOTO HIDEO | CANON KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 003853 | /0134 | |
| Dec 12 1979 | Canon Kabushiki Kaisha | (assignment on the face of the patent) | / |
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