Automated Digital Switching
One predecessor row in the 1984 three-specialty merger.
Source documents (1)
- Communications-Computer Systems Operations and Programming, AFSC 491X1/ X2
1. Internet Archive full-text OCR lines 324-359 (printed p. 1); adjudicated excerpt in audit · source dated October 1, 1988
Printed page 1 (archive page 7) (opens in a new tab)