File:CKD Track Format.png

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English: Block diagram of count key data track format used on IBM mainframe computers beginning with S/360 shipment in 1965
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Author Tom94022

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19 August 2015

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current20:26, 9 January 2023Thumbnail for version as of 20:26, 9 January 20233,300 × 2,550 (393 KB)Tom94022Corrected patent number
01:18, 20 August 2015Thumbnail for version as of 01:18, 20 August 20153,300 × 2,550 (394 KB)Tom94022User created page with UploadWizard

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