POTTER

Security devices; namely, burglar alarms, fire alarms, supervisory alarms and security alarms, electric protection equipment, namely fire alarm boxes, fire detecting and alarm devices, namely, photoelectric smoke detectors, photoelectric heat smoke detectors, and smoke bases; sprinkler supervisory and water flow alarm devices, namely vane type waterflow alarm switches, outside screw and yoke valve supervisory switches, control valve supervisory switches, and pressure type waterflow alarm/supervisory switches; intruder alarm apparatus, namely safe contacts, hold-up buttons, hold-up rails, and garage door switches; vault alarm devices, namely, electronic vibration detector systems, high security contact switches, and vault sound alarm systems