77398405
Feb 15, 2008
Sep 16, 2008
Active Trademark
protocol interface system comprised of a CPU, memory and serial boards for device connectivity for communicating between a central management data processing unit and lodging guest service devices to provide interface and communications control for voice mail, central reservations, interactive video, kiosks, energy management, keyless entry, PMS, PBX, in-room safes and in-room movies all in a local hotel network
Electrical and Scientific Apparatus