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Elektronische Rechenmaschinen Wissenschaftlicher Industriebetrieb VEB
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Elektronische Rechenmaschinen Wissenschaftlicher Industriebetrieb VEB
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Application filed by Elektronische Rechenmaschinen Wissenschaftlicher Industriebetrieb VEBfiledCriticalElektronische Rechenmaschinen Wissenschaftlicher Industriebetrieb VEB
Priority to FR49127ApriorityCriticalpatent/FR1467781A/fr
Application grantedgrantedCritical
Publication of FR1467781ApublicationCriticalpatent/FR1467781A/fr
G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
G06K7/02—Methods or arrangements for sensing record carriers, e.g. for reading patterns by pneumatic or hydraulic means, e.g. sensing punched holes with compressed air; by sonic means ; by ultrasonic means
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Engineering & Computer Science
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Physics & Mathematics
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General Physics & Mathematics
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Theoretical Computer Science
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FR49127A1966-02-101966-02-10Procédé de lecture de porteurs d'enregistrement perforés et dispositif pour la mis e en oeuvre du procédé
ExpiredFR1467781A
(fr)