What does TTC-39 stand for?
TTC-39 stands for "Automatic Communications Central Office Circuit Switch"
How to abbreviate "Automatic Communications Central Office Circuit Switch"?
"Automatic Communications Central Office Circuit Switch" can be abbreviated as TTC-39
What is the meaning of TTC-39 abbreviation?
The meaning of TTC-39 abbreviation is "Automatic Communications Central Office Circuit Switch"
What does TTC-39 mean?
TTC-39 as abbreviation means "Automatic Communications Central Office Circuit Switch"
