QBU-88 [SEP] service entry
Which was the official year for the approval of QBU-88? In what year did QBU-88 enter service? What year is QBU-88 associated with? In which year was the service entry date for QBU-88? What year was the service entry date for QBU-88? What year was QBU-88 made? What was the year that QBU-88 entered service? What was the year QBU-88 entered service?
1997
-1
Section::::History.

QBU-88
4515571