Author Topic: Samson, EGM & Couch watchcase receivers  (Read 190 times)

Offline RotaryOne

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Samson, EGM & Couch watchcase receivers
« on: March 27, 2017, 02:18:54 PM »
Hi: Looking for information on Samson, EGM & Couch watchcase receivers.  Were they used for telephones or intercom systems exclusively?