What does IOS stand for?
IOS stands for "Interim Operational Supplement"
How to abbreviate "Interim Operational Supplement"?
"Interim Operational Supplement" can be abbreviated as IOS
What is the meaning of IOS abbreviation?
The meaning of IOS abbreviation is "Interim Operational Supplement"
What does IOS mean?
IOS as abbreviation means "Interim Operational Supplement"
