GPS Block I

GPS satellite block. 
GPS 1, GPS Block 1, GPS I, Navstar

OverviewRelatedTableS1S2S3

Wikidata
GPS satellite, United States of America, 

• 

  GPS Block I
  

GPS Block II – navigation satellite – 

Type	Date	Description	Keywords	Notes	Source
vessel		GPS Block I	United States Air Force, GPS satellite, spacecraft model		Wikidata

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