What does FOS stand for?
FOS stands for "Fiber-Optic System"
How to abbreviate "Fiber-Optic System"?
"Fiber-Optic System" can be abbreviated as FOS
What is the meaning of FOS abbreviation?
The meaning of FOS abbreviation is "Fiber-Optic System"
What does FOS mean?
FOS as abbreviation means "Fiber-Optic System"
