MW
[ TELECOMMUNICATION EQUIPMENT-NAMELY, TONE RECEIVERS, TONE GENERATORS, TELEPHONE SIGNALLING SYSTEMS, NAMELY, PRECISE DIAL TONE GENERATORS; DECODER BOXES, ENCODER BOXES, RECEIVERS, RECEIVER ADAPTORS, TONE-TO DIAL PULSE CONVERTERS, TELEPHONE SWITCHING SYSTEMS, NAMELY, A PRIVATE AUTOMATIC EXCHANGE; TONE RINGERS, ] PUBLIC ADDRESS SYSTEMS, NAMELY, AN EMERGENCY WARNINGAPPARATUS; RADIO SYSTEMS, NAMELY, A REMOTE ELECTRONIC EXCHANGE; VIDEO DISPLAYS, NAMELY, LIGHT EMITTING DIODE DISPLAYS, CONSOLES EQUI...
Cancelled · November 30, 1976 · 73108276 ·