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Application filed by Accouting And Tabulating CorpfiledCriticalAccouting And Tabulating Corp
Publication of CH75781ApublicationCriticalpatent/CH75781A/fr
CH75781A1916-11-131916-11-13Perfectionnement aux machines à reproduire en tableaux imprimés des indications en colonnes de cartes-fiches perforées
CH75781A
(fr)