FR1270233A - Lecteur de cartes perforées - Google Patents

Lecteur de cartes perforées

Info

Publication number
FR1270233A
FR1270233A FR840805A FR840805A FR1270233A FR 1270233 A FR1270233 A FR 1270233A FR 840805 A FR840805 A FR 840805A FR 840805 A FR840805 A FR 840805A FR 1270233 A FR1270233 A FR 1270233A
Authority
FR
France
Prior art keywords
card reader
punch card
punch
reader
card
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR840805A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commercial Controls Corp
Original Assignee
Commercial Controls Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US845782A external-priority patent/US3227860A/en
Application filed by Commercial Controls Corp filed Critical Commercial Controls Corp
Priority to FR840805A priority Critical patent/FR1270233A/fr
Application granted granted Critical
Publication of FR1270233A publication Critical patent/FR1270233A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • 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
    • G06K7/04—Methods or arrangements for sensing record carriers, e.g. for reading patterns by mechanical means, e.g. by pins operating electric contacts

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR840805A 1959-10-12 1960-10-11 Lecteur de cartes perforées Expired FR1270233A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR840805A FR1270233A (fr) 1959-10-12 1960-10-11 Lecteur de cartes perforées

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US845782A US3227860A (en) 1959-10-12 1959-10-12 Tabulating card reader
DEC0022352 1960-09-16
FR840805A FR1270233A (fr) 1959-10-12 1960-10-11 Lecteur de cartes perforées

Publications (1)

Publication Number Publication Date
FR1270233A true FR1270233A (fr) 1961-08-25

Family

ID=27209493

Family Applications (1)

Application Number Title Priority Date Filing Date
FR840805A Expired FR1270233A (fr) 1959-10-12 1960-10-11 Lecteur de cartes perforées

Country Status (1)

Country Link
FR (1) FR1270233A (fr)

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