Punched card
From WE Computers Museum
Punched card | |
Developer | Joseph Marie Jacquard (mechanical) Herman Hollerith (electromechanical) |
---|---|
Publisher | Various |
Systems | Various |
Released | Mechanical: 1804 - present Electromechanical: 1889 - present |
Added to Museum | Not yet |
A punched card, punched-card, or punch card, is a card that contains holes that store digital data for use in data processing and controlling automation.