FR970980A - Fichier - Google Patents

Fichier

Info

Publication number
FR970980A
FR970980A FR970980DA FR970980A FR 970980 A FR970980 A FR 970980A FR 970980D A FR970980D A FR 970980DA FR 970980 A FR970980 A FR 970980A
Authority
FR
France
Prior art keywords
file
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
English (en)
Inventor
Pierre Vaney
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 filed Critical
Application granted granted Critical
Publication of FR970980A publication Critical patent/FR970980A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
FR970980D 1947-12-26 1948-09-01 Fichier Expired FR970980A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH970980X 1947-12-26

Publications (1)

Publication Number Publication Date
FR970980A true FR970980A (fr) 1951-01-11

Family

ID=4550981

Family Applications (1)

Application Number Title Priority Date Filing Date
FR970980D Expired FR970980A (fr) 1947-12-26 1948-09-01 Fichier

Country Status (1)

Country Link
FR (1) FR970980A (fr)

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