punched card controlled computer
punched card accounting machine
ducol-punched card system
A perforation, as in a punched card or paper tape.
not punched card of paper or paperboard[fur punch card machines, whether or not in strips]
To read the punched cards into the computer requires a card reader instead of the tape reader.
A card on which binary coded data are recorded with recording density larger than a punched card. The recorded data can be readout by optical or magnetic readers.
A device which reads data from punched cards and sends them to the computer.
