What does E-3A stand for?

Find what does E-3A stand for and its field of usage? E-3A is used in the following field.

All the possible full forms of E-3A are provided below with meaning and definition. User can also visit each expanded form to read detailed definition of E-3A and its example usage.

E-3A » Sentry Military - Government Advertisement: Sentry term is used in military. More full forms :
E-8C E-ARTS E-Date E-E E-FORM E-l E-IMET E-mail E-O E-OCM E-R E-UAV E-ZINE E/NE E/S TIEP e.g. E1 E What is the full form of E-3A ? E-3A can be expanded as SentryWhat does E-3A mean? Meaning of E-3A is Sentry