Definition of "keypunched" []

• Simple past tense and past participle of keypunch. (verb)

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• "All of the data on extant birth certificates were keypunched into an electronic database."
• "Although they love getting anything they are hoping to find:a hand-written catalog card in "library hand"artifacts of homemade or local early computer systems for cards and orders, e.g. keypunched cards, etc.the ever-elusive Polaroid camera with attachment for taking pictures from the NUClocal manuals for typing cards, filing, etc."
• "Unfortunately, very little coordination among maritime countries existed during that time, resulting in each data set being keypunched in an entirely different format, and with different coding practices."