FR1063233A - Improvements to perforated card machines and the like - Google Patents

Improvements to perforated card machines and the like

Info

Publication number
FR1063233A
FR1063233A FR1063233DA FR1063233A FR 1063233 A FR1063233 A FR 1063233A FR 1063233D A FR1063233D A FR 1063233DA FR 1063233 A FR1063233 A FR 1063233A
Authority
FR
France
Prior art keywords
card machines
perforated card
perforated
machines
card
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)
Inventor
Robert-Henri-Frederi Mathely
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.)
Societe dElectronique et dAutomatisme SA
Original Assignee
Societe dElectronique et dAutomatisme SA
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 Societe dElectronique et dAutomatisme SA filed Critical Societe dElectronique et dAutomatisme SA
Application granted granted Critical
Publication of FR1063233A publication Critical patent/FR1063233A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/08—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers from or to individual record carriers, e.g. punched card, memory card, integrated circuit [IC] card or smart card
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/01—Details
    • G06K7/016—Synchronisation of sensing process
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/01—Details
    • G06K7/016—Synchronisation of sensing process
    • G06K7/0163—Synchronisation of sensing process by means of additional timing marks on the record-carrier
FR1063233D 1952-06-28 1952-06-28 Improvements to perforated card machines and the like Expired FR1063233A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1063233T 1952-06-28

Publications (1)

Publication Number Publication Date
FR1063233A true FR1063233A (en) 1954-04-30

Family

ID=9601032

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1046503D Expired FR1046503A (en) 1952-06-28 1951-12-18 Control system for punched card machines and smilaires
FR1063233D Expired FR1063233A (en) 1952-06-28 1952-06-28 Improvements to perforated card machines and the like

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1046503D Expired FR1046503A (en) 1952-06-28 1951-12-18 Control system for punched card machines and smilaires

Country Status (1)

Country Link
FR (2) FR1046503A (en)

Also Published As

Publication number Publication date
FR1046503A (en) 1953-12-07

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