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Die große Enzyklopädie des mechanischen Rechnens

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Search results for: Woods-Hill, William


 
  • Patent:GB767691 06.02.1957 Woods-Hill, William (P) British Tabulating (P) Mach Co Ltd : Improvements in or relating to calculating checking apparatus
  • Patent:GB780596 07.08.1957 Woods-Hill, William (P) British Tabulating (P) Mach Co Ltd : Improvements in or relating to record card controlled calculating apparatus

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