73288411
Dec 4, 1980
Nov 10, 1981
Insulated, 30 Conductor Intercommunication System Cable Consisting of Separately Insulated, Multicolor Conductors Made of 22 Gauge Solid Tinned Copper, Used in Telecommunications Applications, Including Interior Telephone Wiring Systems, Audio and Security Systems, Cable Television Transmission (CATV and MATV Cable), and Specialty Color TV Camera Transmission
Electrical and Scientific Apparatus