EE
Burglar and fire alarm apparatus, namely alarm panel, control panel, round lock, power-on release lock, power-off release lock, timer, auto-dialer, siren, passive ultrasonic, recessed door switch, glass sound detector, glass break detector, motion detector, sound detector, vibration detector, pressure detector, infrared motion detector, microwave motion detector, temperature thermostat, amplified, speaker, speaker grille, speaker transformer, pre alarm warning horn, key switch on/off control,...
Abandoned · January 11, 1999 · 75618836 ·