FR865042A - Perfectionnements aux fichiers sélectionneurs ou classeurs - Google Patents

Perfectionnements aux fichiers sélectionneurs ou classeurs

Info

Publication number
FR865042A
FR865042A FR865042DA FR865042A FR 865042 A FR865042 A FR 865042A FR 865042D A FR865042D A FR 865042DA FR 865042 A FR865042 A FR 865042A
Authority
FR
France
Prior art keywords
selectors
binders
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
Jean Tardieu
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 FR865042A publication Critical patent/FR865042A/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)
FR865042D 1940-04-18 1940-04-18 Perfectionnements aux fichiers sélectionneurs ou classeurs Expired FR865042A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR865042T 1940-04-18

Publications (1)

Publication Number Publication Date
FR865042A true FR865042A (fr) 1941-05-12

Family

ID=9344167

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865042D Expired FR865042A (fr) 1940-04-18 1940-04-18 Perfectionnements aux fichiers sélectionneurs ou classeurs

Country Status (1)

Country Link
FR (1) FR865042A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE742709C (de) * 1941-10-05 1943-12-09 Felix Perwolf Kartei mit Kartenwaehlvorrichtung
US2503658A (en) * 1947-10-08 1950-04-11 Fred S Crane Selective system for use with thin strips or sheets of paper and method of using the same
DE755462C (de) * 1942-01-08 1951-01-29 Felix Perwolf Kartei mit Kartenwaehlvorrichtung
US2577460A (en) * 1949-06-10 1951-12-04 Lionel J Gottschalk Card selecting device
US2642066A (en) * 1949-08-03 1953-06-16 Shaw Walker Co Card sorting device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE742709C (de) * 1941-10-05 1943-12-09 Felix Perwolf Kartei mit Kartenwaehlvorrichtung
DE755462C (de) * 1942-01-08 1951-01-29 Felix Perwolf Kartei mit Kartenwaehlvorrichtung
US2503658A (en) * 1947-10-08 1950-04-11 Fred S Crane Selective system for use with thin strips or sheets of paper and method of using the same
US2577460A (en) * 1949-06-10 1951-12-04 Lionel J Gottschalk Card selecting device
US2642066A (en) * 1949-08-03 1953-06-16 Shaw Walker Co Card sorting device

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