STC TELEPHONE SYSTEMS




30 LINE
100 LINE
4002
4119
4200-D
4253
7020
7030
47001
MX 5
OCS300
SAPPHIRE
UNIMAT

 

STC SWITCHBOARD PICTURES - Switchboards that are unknown models

ASSOCIATED COMPANIES

STC HISTORY

STC TELEPHONES

STC FIRE SYSTEMS

STC FACTORY PICTURES

WESTERN ELECTRIC MACHINE SWITCHING SYSTEM

 

 
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Last revised: August 10, 2022

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