What does GRF stand for?
GRF stands for "Ground Relay Facility"
How to abbreviate "Ground Relay Facility"?
"Ground Relay Facility" can be abbreviated as GRF
What is the meaning of GRF abbreviation?
The meaning of GRF abbreviation is "Ground Relay Facility"
What does GRF mean?
GRF as abbreviation means "Ground Relay Facility"
