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The ornamental design for a teaching clock, as shown and described. |
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FIG. 1 is a front view of a teaching clock showing my new design. The hands and face are of conventional thickness.
| Patent | Priority | Assignee | Title |
| D306611, | Dec 11 1986 | Educational Insights, Inc. | Teaching clock |
| D434993, | May 04 1999 | Face plate for a timepiece | |
| D583686, | Mar 12 2008 | Rotary timer | |
| D618126, | Jan 12 2007 | De Grisogono, S.A. | Watch dial |
| D668573, | Apr 03 2008 | Cartier International AG | Watch dial |
| Patent | Priority | Assignee | Title |
| 1759080, | |||
| 2172450, | |||
| 2853804, | |||
| 171958, |
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