TELERAIL
Filed: May 8, 1979
Closed Circuit Television System, Comprising a Television Camera, a Rail System, a Mechanism Associated with the Rail System…
Owned by: AMERICAN DISTRICT TELEGRAPH COMPANY
Serial Number: 73214810
ON-TRACK
Filed: June 14, 1979
Freight Car Identification System, a Television Camera, Remote Video Signal Transmitter, and Video Tape Playback/Recorder…
Owned by: AMERICAN DISTRICT TELEGRAPH COMPANY
Serial Number: 73219627
DART
Filed: October 20, 1980
Burglar Alarms, Fire Alarms and Controls Therefor
Owned by: AMERICAN DISTRICT TELEGRAPH COMPANY
Serial Number: 73282347
FOCUS48
Filed: March 25, 1982
Control Units which Monitor Security or Other Sensors and which Generate Response Signals for Local Annunciation and Control…
Owned by: AMERICAN DISTRICT TELEGRAPH COMPANY
Serial Number: 73356521
SENSICHECK
Filed: October 1, 1984
Smoke Detectors
Owned by: AMERICAN DISTRICT TELEGRAPH COMPANY
Serial Number: 73501746
TEST TALKER
Filed: April 30, 1985
AUDIBLE TESTERS FOR USE WITH ELECTRICAL PROTECTION SYSTEMS FOR THE PROTECTION OF PREMISES AGAINST THE HAZARD OF FIRE, BURGLARY…
Owned by: AMERICAN DISTRICT TELEGRAPH COMPANY
Serial Number: 73535114
BASEPAK
Filed: April 30, 1985
ELECTRICAL PROTECTION EQUIPMENT SOLD AS A GROUP AND INCLUDING AT LEAST A CONTROL UNIT, A BATTERY AND A TRANSFORMER, AND…
Owned by: AMERICAN DISTRICT TELEGRAPH COMPANY
Serial Number: 73535115
WARRIOR
Filed: January 30, 1986
INTRUSION DETECTION SENSORS
Owned by: AMERICAN DISTRICT TELEGRAPH COMPANY
Serial Number: 73580277
