10 jan 1928 ano - IBM Punched Card

Descrição:

Claire D. Lake invented this type of punched card while competing against an engineering rival. This card had 80 columns which was twice as many as the regular PC. It held more storage and was priced at $2.

http://www-03.ibm.com/ibm/history/ibm100/us/en/icons/punchcard/

Adicionado na linha do tempo:

15 set 2017

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