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punched cardRelationships See: Hollerith card (also punch card, Hollerith card, IBM card, tab card), n. ~ A card that records data or machine instructions through a pattern of perforations.
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punched cardalt. `punch card' [techspeak] n.obs. The signature medium of computing's Stone Age, now obsolescent outside of some IBM shops. The punched card actually predated computers considerably, orig [..]
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