Meter tamper detection device capable of counting multiple openi

Metering apparatus with tamper detector

Metering circuit to detect dielectrokinetic response

Method and a device for collecting or storing objects in a...

Method and a device for detecting intrusion into or...

Method and a device for detecting slag

Method and a device for protection of personnel

Method and a device for sensing the distance between a first obj

Method and a system for monitoring a person

Method and a unit for synchronizing burglary detectors

Method and an apparatus for electronically identifying articles

Method and an apparatus for monitoring a seated person

Method and an apparatus for monitoring the subjection of individ

Method and apparatus detecting a failed thyristor

Method and apparatus for a cooperative alarm network

Method and apparatus for a livestock data collection and...

Method and apparatus for a livestock data collection and...

Method and apparatus for a power line communications test...

Method and apparatus for a privacy enabling radio frequency...

Method and apparatus for a product information interface...