VARIABLE TIMING SYSTEM

2,493 VARIABLE TIMING SYSTEM A variable timing system. The system includes a remote control unit employed in the residence of an individual and interconnected with a centralized communication system by a telephone network. The remote control unit includes a plurality of storage devices arranged to s...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FAHEY, ROBERT J, RESNICK, MARTIN L, NORBEDO, ROBERT A
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ALARM SYSTEMS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS TELEPHONIC COMMUNICATION
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