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The ornamental design for a telephone calculator, as shown and described.
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FIG. 1 is a front view of a telephone calculator showing my new design.
FIG. 2 is a back view of the telephone calculator.
FIG. 3 is a left side view of the telephone calculator.
FIG. 4 is a right side view of the telephone calculator.
FIG. 5 is a top view of the telephone calculator; and,
FIG. 6 is a bottom view of the telephone calculator.
The broken lines are for environmental purposes only and form no part of the claimed design.
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| D489347, | Apr 29 2003 | Telephone with built-in caller ID and memory | |
| D499711, | Nov 14 2003 | Telephone terminal | |
| D558180, | Jun 07 2006 | Avaya Technology LLC | Desktop phone |
| D558727, | Jun 07 2006 | Avaya Technology LLC | Desktop phone |
| D558729, | Jun 07 2006 | Avaya Technology LLC | Desktop phone |
| D565020, | Jun 07 2006 | Avaya Technology LLC | Desktop phone |
| Patent | Priority | Assignee | Title |
| 5754642, | Sep 01 1993 | HITACHI INFORMATION & TELECOMMUNICATION ENGINEERING, LTD | Telephone terminal having multiple handsets |
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