"Selective call receiver"
360 Degree linear variable phase transformer
3D hand profile identification apparatus
4-20 milliampere transmitter
A.A.R. compliant electronic braking system
Abnormal data transmission detection circuit for time-division m
Abnormal vibration monitor
Abnormality detecting device for vehicle communication system an
Above ground antenna and transmitter for utility meters
Absolute precision transducer for linear or angular position mea
Absolute rotational position detection device
Absolute signal detecting method and absolute encoder
Absolute signal detecting method and absolute encoder
AC powered wireless control 3-way light switch transmitter
Access code processing for a security system
Access control booth with arcuate doors
Access control device featuring key ordering or key simultaneity
Access control equipment and method for using the same
Access control for a plurality of modules to a common bus
Access control system for controlling the access to at least one