What does MRF stand for?
MRF stands for "Message-Refusal Signal"
How to abbreviate "Message-Refusal Signal"?
"Message-Refusal Signal" can be abbreviated as MRF
What is the meaning of MRF abbreviation?
The meaning of MRF abbreviation is "Message-Refusal Signal"
What does MRF mean?
MRF as abbreviation means "Message-Refusal Signal"