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The ornamental design for an electronic calculator, as shown and described. |
FIG. 1 is a top plan view of an electronic calculator showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a bottom plan view thereof; and
FIG. 7 is a perspective view thereof with the display unit in elevated position.
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D306743, | Dec 07 1987 | Casio Computer Co., Ltd. | Electronic calculator |
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D317594, | Jan 31 1989 | KROY, LLC | Keyboard |
D321173, | Apr 10 1989 | Personal computer housing |
Patent | Priority | Assignee | Title |
D279106, | Jan 28 1983 | Sharp Corporation | Desk-top calculator |
D279781, | May 20 1982 | EPSON CORPORATION A COMPANY OF JAPAN; KABUSHIKI KAISHA SUWA SEIKOSHA A COMPANY OF JAPAN | Portable personal computer |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jul 12 1984 | KURIHARA, MASAKI | EPSON CORPORATION AND KABUSHIKI KAISHA | ASSIGNMENT OF ASSIGNORS INTEREST | 004287 | /0871 | |
Jul 17 1984 | Epson Corporation | (assignment on the face of the patent) | / | |||
Jul 17 1984 | Kabushiki Kaisha Suwa Seikosha | (assignment on the face of the patent) | / |
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