FR1117418A - Punch card file and device for card selection - Google Patents

Punch card file and device for card selection

Info

Publication number
FR1117418A
FR1117418A FR1117418DA FR1117418A FR 1117418 A FR1117418 A FR 1117418A FR 1117418D A FR1117418D A FR 1117418DA FR 1117418 A FR1117418 A FR 1117418A
Authority
FR
France
Prior art keywords
card
punch
file
selection
card selection
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
Other languages
French (fr)
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.)
Sortex A G
Original Assignee
Sortex A G
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
Application filed by Sortex A G filed Critical Sortex A G
Application granted granted Critical
Publication of FR1117418A publication Critical patent/FR1117418A/en
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
    • 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
    • G06K21/04—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 optically, e.g. peek-a-boo system

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR1117418D 1953-10-27 1954-10-26 Punch card file and device for card selection Expired FR1117418A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1117418X 1953-10-27

Publications (1)

Publication Number Publication Date
FR1117418A true FR1117418A (en) 1956-05-23

Family

ID=4558447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1117418D Expired FR1117418A (en) 1953-10-27 1954-10-26 Punch card file and device for card selection

Country Status (1)

Country Link
FR (1) FR1117418A (en)

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