What does APAT stand for?

Acetyl-Phenyl-Alanyl-Tyrosine (SAUS)

Acquisition Process Action Team - Department of Defense (MLEX)

Adaptive Programmable Automatic Tester (VLIE)

APA Optics - NASDAQ symbol

APA Optics, Inc. - Blaine, MN - NASDAQ symbol (NQ)

Atmospheric Pressure and Ambient Temperature

Australasian Porcelain Art Teachers - An association

Automated Prediction Analysis Technique (ACAE)

Auxiliary Propelled Anti-Tank - Military (PDAA)