194704 ⎘
Burglar, theft or intruder alarms Actuation by interference with mechanical vibrations in air or other fluid
Sub-classes:CONDUIT SECURITY TECHNIQUES
#2Detection of the occurrence of an event, based on a propagation characteristic of a pressure wave
#3Detection of the occurrence of an event, based on barometric pressure measurements
#4ULTRASONIC WAVE INPUT/OUTPUT DEVICE
#5HI-SECURITY
#6ABNORMAL STATUS MONITORING SYSTEM
#7AUTOMATIC ALERTS FOR VIDEO SURVEILLANCE SYSTEMS
#8MULTILAYER PERIMETER INSTRUSION DETECTION SYSTEM FOR MULTI-PROCESSOR SENSING
#9Motion Detector with Shock Detection
#10Systems and methods to activate a security protocol using an object with embedded safety technology