prov:value
| - provided with a correction unit for correcting the measured valuesUS4847862Apr 7, 1988Jul 11, 1989Trimble Navigation, Ltd.Global positioning system course acquisition code receiverUS4894662Apr 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 S
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