bn:03740211n
Noun Concept
Categories: Unit record equipment, UNIVAC unit record equipment, Punched card, American inventions, IBM keypunches
EN
keypunch  IBM 001  IBM 002  IBM 011  IBM 012
EN
A keypunch is a device for precisely punching holes into stiff paper cards at specific locations as determined by keys struck by a human operator. Wikipedia
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EN
A keypunch is a device for precisely punching holes into stiff paper cards at specific locations as determined by keys struck by a human operator. Wikipedia
Machine for entering data on punched cards Wikidata
A mechanical device whose keys are pressed, individually or in combination, to punch holes in punched cards or paper tape that correspond to particular characters. Wiktionary