|
The ornamental design for a desk-top electronic calculator, as shown and described. |
|||||||||||||||||
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; and
FIG. 7 is a perspective view of the desk-top electronic calculator.
Hirooka, Junji, Fushimoto, Hideo
| Patent | Priority | Assignee | Title |
| D284202, | Oct 20 1983 | Sharp Corporation | Printing calculator |
| D806784, | Apr 25 2016 | Casio Keisanki Kabushiki Kaisha | Electronic calculator with printer |
| D856411, | Sep 21 2017 | Casio Keisanki Kabushiki Kaisha | Electronic calculator with printer |
| Patent | Priority | Assignee | Title |
| 226485, | |||
| D259349, | Jul 03 1978 | Canon Kabushiki Kaisha | Desk top electronic calculator |
| D265913, | Jun 14 1979 | Canon Kabushiki Kaisha | Desk top electronic calculator |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 01 1981 | HIROOKA, JUNJI | CANON KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 003951 | /0890 | |
| Oct 01 1981 | FUSHIMOTO, HIDEO | CANON KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 003951 | /0890 | |
| Oct 09 1981 | Canon Kabushiki Kaisha | (assignment on the face of the patent) | / |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |