CALL INTERCEPTOR

CALL INTERCEPTOR Automatic telephone answering equipment is disclosed which is associated with a telephone set connected to a switching system along with other telephone sets, and the answering equipment functions with central message recording equipment which is also connected to the switching syst...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BERGERON, RICHARD, BERGERON, LAWRENCE E, HAYES, BERNARD L, OSBORNE, DEANE C
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY TELEPHONIC COMMUNICATION
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