Watch for the space orientation in addition to the time orientation

摘要

A watch adapted for use as a compass in addition to indicating local and remote times. The watch is provided with a dial, supplemental pointer, a microprocessor, and a keyboard for introducing selected data and operations into the microprocessor. The watch-compass and method is used for time and space orientation, in navigation such as for checking a magnetic compass or gyroscope, for calculation of azimuth angles, and for orientation of the user in unfamiliar locations.