What does HYS stand for?
HYS stands for "Hartman and Yock Shaft"
How to abbreviate "Hartman and Yock Shaft"?
"Hartman and Yock Shaft" can be abbreviated as HYS
What is the meaning of HYS abbreviation?
The meaning of HYS abbreviation is "Hartman and Yock Shaft"
What does HYS mean?
HYS as abbreviation means "Hartman and Yock Shaft"
