What does YB-49 stand for?

YB-49 stands for "Northrop prototype B-49 Flying Wing Heavy Bomber"

How to abbreviate "Northrop prototype B-49 Flying Wing Heavy Bomber"?

"Northrop prototype B-49 Flying Wing Heavy Bomber" can be abbreviated as YB-49

What is the meaning of YB-49 abbreviation?

The meaning of YB-49 abbreviation is "Northrop prototype B-49 Flying Wing Heavy Bomber"

What does YB-49 mean?

YB-49 as abbreviation means "Northrop prototype B-49 Flying Wing Heavy Bomber"