What does GNB stand for?
GNB stands for "Gas Non-Blowback"
How to abbreviate "Gas Non-Blowback"?
"Gas Non-Blowback" can be abbreviated as GNB
What is the meaning of GNB abbreviation?
The meaning of GNB abbreviation is "Gas Non-Blowback"
What does GNB mean?
GNB as abbreviation means "Gas Non-Blowback"
