A hot water tank alarm
A human movement measurement system
A life safety alarm with a sealed battery power supply
A magnetomechanical electronic article surveillance system...
A message distribution system for distributing a message via...
A method and a device for deactivating an alarm element
A method and a device for detecting intrusion into or...
A method and apparatus for detecting items on the bottom...
A method and apparatus for using sms short code messaging to...
A method and receiver for blocking a runaway dialer at a...
A method and system for determining a threat against a border
A method and system for uploading near-real-time messages to...
A method for detecting a fire condition in a monitored region
A method for determining sensor coverage, a design tool and...
A method of and system for distributing secure items
A method of producing a marking-substance containing ampul,...
A portable communications device
A redundant data path system
A remote in-ground retractable communication system
A remote sensing and communication system