What does 61HD stand for?
61HD stands for "O'key 144A"
How to abbreviate "O'key 144A"?
"O'key 144A" can be abbreviated as 61HD
What is the meaning of 61HD abbreviation?
The meaning of 61HD abbreviation is "O'key 144A"
What does 61HD mean?
61HD as abbreviation means "O'key 144A"
