Kenneth Martin
PanelSwitchman
207C Selector
This is a rotary intercom KSU for a multiline phone system. It could signal up to ten stations. It is also a working example of a 204 minor switch displayed elsewhere.
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Uploaded on April 9, 2007
Taken on November 1, 2007
207C Selector
This is a rotary intercom KSU for a multiline phone system. It could signal up to ten stations. It is also a working example of a 204 minor switch displayed elsewhere.
1,394
views
0
faves
0
comments
Uploaded on April 9, 2007
Taken on November 1, 2007