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Priority claimed from US406321Aexternal-prioritypatent/US3291277A/en
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Priority to BE670368ApriorityCriticalpatent/BE670368A/fr
Publication of BE670368ApublicationCriticalpatent/BE670368A/fr
G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements