Apparatus for car counting and discrimination
Apparatus for detecting a high flange
Axle sensor
Low speed wheel presence transducer for railroads with self cali
Method and apparatus for detecting railroad cars
Method of direction finding and direction indication of railboun
Railroad car wheel detector using hall effect element
Railroad car wheel measuring apparatus
Railway freight car identification system
Railway track mounting arrangement
Railway vehicle wheel detector utilizing magnetic differential b
Railway wheel counter and block control systems
Railway wheel sensors
Sensor for rail switch position
Sensor for railcar wheels
Track circuit principle wheel detector
Train detection system operating in accordance with the axle-cou
Vital wheel detector