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The ornamental design for a calculator, as shown and described. |
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FIG. 1 is a front elevational view of a calculator showing my 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 right side elevational view thereof;
FIG. 6 is a left side elevational view thereof;
FIG. 7 is a front elevational view thereof with cover in open position; and,
FIG. 8 is a rear elevational view with cover in open position.
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| D416008, | Oct 21 1998 | Royal Consumer Information Products, Inc | Foldable keyboard |
| D445125, | Oct 21 1999 | POLLYFLAME INTERNATIONAL B V | Calculator |
| Patent | Priority | Assignee | Title |
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| D243535, | Nov 28 1975 | Sharp Kabushiki Kaisha | Electronic calculating machine |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Dec 15 1992 | PEERSMANN, RICHARD F M | POLLYFLAME INTERNATIONAL B V | ASSIGNMENT OF ASSIGNORS INTEREST | 006386 | /0779 | |
| Jan 05 1993 | Pollyflame International B.V. | (assignment on the face of the patent) | / |
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