FR743149A - - Google Patents

Info

Publication number
FR743149A
FR743149A FR743149DA FR743149A FR 743149 A FR743149 A FR 743149A FR 743149D A FR743149D A FR 743149DA FR 743149 A FR743149 A FR 743149A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR743149A publication Critical patent/FR743149A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K21/00Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting
    • G06K21/04Information 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)
FR743149D Expired FR743149A (en)

Publications (1)

Publication Number Publication Date
FR743149A true FR743149A (en) 1933-03-23

Family

ID=1547448

Family Applications (1)

Application Number Title Priority Date Filing Date
FR743149D Expired FR743149A (en)

Country Status (1)

Country Link
FR (1) FR743149A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE956121C (en) * 1954-01-17 1957-01-17 Oskar Thieme Dialer for selecting index cards with searched feature terms using search needles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE956121C (en) * 1954-01-17 1957-01-17 Oskar Thieme Dialer for selecting index cards with searched feature terms using search needles

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