KVRB

proposed Proton cryogenic upper stage. 

OverviewRelatedTableS1S2S3

Wikidata
Russia, space tug, 

• Google Knowledge entry^@
  

• 

  KVRB 1990
  

space tug – 

Type	Date	Description	Keywords	Notes	Source
link		Google Knowledge entry@			Wikidata
vessel	1990	KVRB	rocket model, abandoned entity, space tug		Wikidata

Individual site searches

Google custom search of specialist sites

Google custom search of general sites