Pilferage protection for satellite vending machine having dual p
Pin vending dispenser
Pivot keypad and dual interface for multiple price and size sett
Pivoting tray for coin sorter
Plural coin responsive mechanism for a dispensing machine
Portable dispenser for mixed beverages
Portable hand device for machine processing of data carried on a
Positive action coin dispenser
Positive drive coin discrimination apparatus and method
Power conserving electronic parking meter
Power control circuit for use in a vending machine
Precision coin analyzer for numismatic application
Precision coin analyzer for numismatic application
Prepayment fluid feeder
Price mechanism for coin operated vending machine
Price mechanism for coin operated vending machine
Price setter for totalizer coin mechanism
Price setting mechanism for a vending machine
Procedure for detecting the operation of the coin return mechani
Procedure for processing electrical signals used in verifying co