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Publication of FR41959EpublicationCriticalpatent/FR41959E/fr
G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
G06K21/00—Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting
G06K21/02—Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting in which coincidence of markings is sensed mechanically, e.g. by needle
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Physics & Mathematics
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FR41959D1932-05-301932-05-30Classeur pour fiches, porte-fiches, dossiers, disques de phonos, etc.
ExpiredFR41959E
(fr)