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FR1150574A - File - Google Patents

File

Info

Publication number
FR1150574A
FR1150574A FR1150574DA FR1150574A FR 1150574 A FR1150574 A FR 1150574A FR 1150574D A FR1150574D A FR 1150574DA FR 1150574 A FR1150574 A FR 1150574A
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
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.)
IMPRESSIONS TECH SOC ET
Original Assignee
IMPRESSIONS TECH SOC ET
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 IMPRESSIONS TECH SOC ET filed Critical IMPRESSIONS TECH SOC ET
Application granted granted Critical
Publication of FR1150574A publication Critical patent/FR1150574A/en
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)
FR1150574D 1956-05-14 1956-05-14 File Expired FR1150574A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1150574T 1956-05-14

Publications (1)

Publication Number Publication Date
FR1150574A true FR1150574A (en) 1958-01-15

Family

ID=9647429

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1150574D Expired FR1150574A (en) 1956-05-14 1956-05-14 File

Country Status (1)

Country Link
FR (1) FR1150574A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3359985A (en) * 1961-08-23 1967-12-26 Dorec Verlags A G Perforated key word card
US3755937A (en) * 1971-05-03 1973-09-04 Microseal Corp Record card and method of indexing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3359985A (en) * 1961-08-23 1967-12-26 Dorec Verlags A G Perforated key word card
US3755937A (en) * 1971-05-03 1973-09-04 Microseal Corp Record card and method of indexing

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