73628921
Nov 6, 1986
Jul 7, 1987
HOSPITAL COMMUNICATION AND INFORMATION TRANSMISSION SYSTEM COMPRISING A CENTRAL STATION, KEYBOARD AND VIDEO DISPLAY, AND TELEPHONE CONTROL CONSOLE INTERCONNECTED WITH REMOTE TELEPHONE STATION CONSOLES, PORTABLE STAFF LOCATOR TRANSMITTERS AND TRANSMITTER SENSORS, AND CORRIDOR DOME LIGHT SIGNALS
Electrical and Scientific Apparatus