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 |