|
The ornamental design for an electronic calculating machine, as shown and described. |
|||||||||||||||||
FIG. 1 is a plan view of an electronic calculating machine showing my new design;
FIG. 2 is a bottom view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a left side elevational view thereof; and
FIG. 7 is a top perspective view thereof.
| Patent | Priority | Assignee | Title |
| D269624, | Mar 27 1981 | Sharp Corporation | Electronic calculator |
| D273304, | Aug 25 1981 | Sharp Corporation | Electronic calculator |
| D273306, | Dec 26 1981 | Sharp Corporation | Electronic calculator |
| D273392, | Sep 30 1981 | Sharp Corporation | Electronic calculator |
| D273502, | Aug 25 1981 | Sharp Corporation | Electronic calculator |
| D276242, | Jul 30 1981 | Sharp Corporation | Electronic calculator |
| D295875, | May 30 1985 | SHARP KABUSHIKI KAISHA, TO BE REPRESENTED AS SHARP CORPORATION IN ENGLISH , A CORP OF JAPAN | Electronic calculator |
| D307032, | Jan 07 1987 | Sharp Corporation | Electronic calculator with solar cell |
| D307890, | Dec 21 1988 | UNITRON TECHNOLOGIES, INC | Hand held data entry terminal |
| D309729, | Feb 26 1988 | Kabushiki Kaisha Toshiba | Data entry terminal |
| Patent | Priority | Assignee | Title |
| 236353, | |||
| D249093, | Feb 23 1977 | Sharp Kabushiki Kaisha | Electronic calculating machine |
| D251330, | Feb 17 1977 | Matsushita Electric Industrial Co., Ltd. | Combined calculator, clock and alarm |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 09 1980 | Sharp Corporation | (assignment on the face of the patent) | / |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |