Apparatus and method for conserving power in an electronic coin
Apparatus and method for determining the validity of a coin
Apparatus and method for determining the validity of a coin
Apparatus and method for discriminating coins based on metal con
Apparatus and method for identifying metallic tokens and coins
Apparatus for checking the validity of coins
Apparatus for coin sorting and counting
Apparatus for validating items of value, and method of calibrati
Automatic payment device and method for recognizing coins
Capacitance sensor for coin evaluation
Classification accuracy setting device for a coin selector
Coil configuration for electronic coin tester and method of maki
Coin acceptance mechanism and method of determining an acceptabl
Coin accepter/rejector including symmetrical dual feedback oscil
Coin accepting apparatus
Coin analyzer sensor configuration and system
Coin analyzer sensor configuration and system
Coin analyzer system and apparatus
Coin analyzer system and apparatus
Coin checking