摘要 |
Device for indicating the direction of a predetermined point on the Earth other than the North Pole, whatever the place of use, comprising a compass 2 and a dial 4 graduated from a marker 7 symbolically indicating the predetermined point. The graduation is encoded beforehand as a function of the longitudes and latitudes of the major countries and cities of the Earth. The device is preferably combined with a watch. Particular application for determining the direction of Mecca. <IMAGE>
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