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The ornamental design for a calculator, as shown. |
FIG. 1 is a front elevation view of a calculator showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a right side elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a perspective view thereof; and,
FIG. 8 is a perspective view of another embodiment thereof.
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D633094, | Nov 12 2008 | Progind S.R.L. | Computer keyboard |
Patent | Priority | Assignee | Title |
D276536, | Jan 21 1983 | Chewing tobacco lid calculator | |
D308984, | Nov 06 1986 | Calculator | |
D326471, | Oct 24 1990 | Datel Electrocraft Corporation | Calculator |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 15 1992 | CHEN, PAUL | DATEL ELECTROCRAFT CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 006132 | /0866 | |
May 27 1992 | Data Electrocraft Corp. | (assignment on the face of the patent) | / |
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