Railway switches and signals
Electric automatic highway signals, mine doors, and gates
Normally open track circuit
Inventor
active
Alarms between stations with relative motion
Apparatus and method for measuring insulated track joint resista
Control system for monitoring vehicle passage at predetermined l
Control system with improved communication for centralized contr
Digital circuit generating a vital relay
No associations
LandOfFree
John H. Auer, Jr. does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with John H. Auer, Jr., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and John H. Auer, Jr. will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-592761