What does PFB stand for?
PFB stands for "Provisional Frequency Board"
How to abbreviate "Provisional Frequency Board"?
"Provisional Frequency Board" can be abbreviated as PFB
What is the meaning of PFB abbreviation?
The meaning of PFB abbreviation is "Provisional Frequency Board"
What does PFB mean?
PFB as abbreviation means "Provisional Frequency Board"