Punched card: Difference between revisions

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   publisher        = Various|
   publisher        = Various|
   systems          = Various|
   systems          = Various|
   release          = 1804 - present|
   release          = Mechanical: 1804 - present<br />Electromechanical: 1889 - present|
   added_to_museum = Not yet|
   added_to_museum = Not yet|
}}
}}
A '''punched card''' is a card that contains holes that store digital data for use in data processing and controlling automation.
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.


[[Category:1889 inventions]]
[[Category:Tabulating Machine Company inventions]]
[[Category:Storage media]]
[[Category:Storage media]]

Latest revision as of 07:30, 31 August 2024

Punched card.png
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.