prov:value
| - provided with a correction unit for correcting the measured valuesUS4847862Apr 7, 1988Jul 11, 1989Trimble Navigation, Ltd.Global positioning system course acquisition code receiverUS4894662 *Apr 14, 1986Jan 16, 1990Western Atlas International, Inc.Method and system for determining position on a moving platform, such as a ship, using signals from GPS satellitesUS4910526May 18, 1987Mar 20, 1990Avion
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