What does ALTU stand for?
ALTU stands for "Annunciator Light Test Unit"
How to abbreviate "Annunciator Light Test Unit"?
"Annunciator Light Test Unit" can be abbreviated as ALTU
What is the meaning of ALTU abbreviation?
The meaning of ALTU abbreviation is "Annunciator Light Test Unit"
What does ALTU mean?
ALTU as abbreviation means "Annunciator Light Test Unit"
