What does FDX TTY stand for?
FDX TTY stands for "Full Duplex Teletype"
How to abbreviate "Full Duplex Teletype"?
"Full Duplex Teletype" can be abbreviated as FDX TTY
What is the meaning of FDX TTY abbreviation?
The meaning of FDX TTY abbreviation is "Full Duplex Teletype"
What does FDX TTY mean?
FDX TTY as abbreviation means "Full Duplex Teletype"
