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The ornamental design for an electronic calculating machine, as shown and described. |
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FIG. 1 is a plan view of an electronic calculating machine showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a right side elevational view thereof; and
FIG. 6 is a left side elevational view thereof.
| Patent | Priority | Assignee | Title |
| D268422, | Jun 23 1980 | Canon Kabushiki Kaisha | Electronic calculator |
| D268423, | Jun 23 1980 | Canon Kabushiki Kaisha | Electronic calculator |
| D269278, | Mar 31 1981 | Canon Kabushiki Kaisha | Desk-top electronic calculator |
| D892208, | Jul 13 2018 | Casio Keisanki Kabushiki Kaisha | Electronic calculator |
| D902298, | Jul 13 2018 | Casio Keisanki Kabushiki Kaisha | Electronic calculator |
| D902299, | Jul 13 2018 | Casio Keisanki Kabushiki Kaisha | Electronic calculator |
| D902300, | Jul 13 2018 | Casio Keisanki Kabushiki Kaisha | Electronic calculator |
| D902301, | Jul 13 2018 | Casio Keisanki Kabushiki Kaisha | Electronic calculator |
| Patent | Priority | Assignee | Title |
| 3984075, | Aug 25 1975 | Stand for hand calculator | |
| 236353, | |||
| 238951, | |||
| D248994, | Nov 10 1976 | Sharp Kabushiki Kaisha | Electronic calculating machine |
| D255245, | Jul 08 1977 | Canon Kabushiki Kaisha | Desk top electronic calculator |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 11 1979 | Sharp Corporation | (assignment on the face of the patent) | / |
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