Electronic coin switch
Electronic coin tester with controlled mechanical testing device
Electronic coin validator
Electronic coin validator with improved diameter sensing apparat
Electronic coin verification mechanism
Electronic coin-collecting mechanism
Electronic method and circuit for analyzing analog signals
Electronic parking meter and system
Electronic parking meter and system
Electronic parking meter and system
Electronic parking meter system
Empty bottle collector
Encoder/diverter unit for coin-operated machine
Energy dissipating device for coin handling mechanisms
Enhanced bezel for currency acceptor
Enhanced bezel for currency acceptor
Enhanced coin discrimination systems and methods
Enlarged coin box for product dispenser
Entertainment machines
Entrance-control and departure-control station for charge-relate