VA 27 31 31-2006
VOICE COMMUNICATIONS SWITCHING AND ROUTING EQUIPMENT - EXTENSION

Standard No.

VA 27 31 31-2006

Release Date

2006

Published By

US-VA

Latest

VA 27 31 31-2006

VA 27 31 31-2006 history

• 2006 VA 27 31 31-2006 VOICE COMMUNICATIONS SWITCHING AND ROUTING EQUIPMENT - EXTENSION