Access control system
Adjustable counterweight for one-armed coin cradle
Adjustable oversize coin detector assembly
Adjustable price setting mechanism for a vending machine
Air compressor and dispenser
Amusement device
Anti-cheat mechanism for coin actuated vending machine
Anti-slug mechanism for a coin operated device
Anti-stringing device for a coin detecting device
Anti-theft parking system
Anti-vandal credit card gate
Apparatus and method for coin diameter computation
Apparatus and method for return of empty aluminum cans
Apparatus and method for selecting from coins or tokens
Apparatus for beverage container recovery and deposit refund sys
Apparatus for collection of metallic containers and method there
Apparatus for controlling a coin sorting machine
Apparatus for detecting different kinds of coins for use in a co
Apparatus for dispensing bank notes
Apparatus for facilitating pick up of dry cleaning