QPL-15514 Complete Document History
Telephone Equipment, Sound Powered Handsets, Headset Chest Sets, and Headset Microphones, Types H-200/U, H-201/U, H-202/U, H-203/U, and H-204/U (No Superseding Document)


Obsolete Revision Information:
   RELEASE 18 - TELEPHONE EQUIPMENT, SOUND POW - Dec. 26, 1986
   RELEASE 17 - TELEPHONE EQUIPMENT, SOUND POW - April 2, 1984