FR941652A - Machine perforatrice pour cartes enregistreuses - Google Patents

Machine perforatrice pour cartes enregistreuses

Info

Publication number
FR941652A
FR941652A FR941652DA FR941652A FR 941652 A FR941652 A FR 941652A FR 941652D A FR941652D A FR 941652DA FR 941652 A FR941652 A FR 941652A
Authority
FR
France
Prior art keywords
punching machine
recording cards
cards
recording
punching
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)
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR941652A publication Critical patent/FR941652A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/06—Arrangements for sorting, selecting, merging, or comparing data on individual record carriers
    • G06F7/20—Comparing separate sets of record carriers arranged in the same sequence to determine whether at least some of the data in one set is identical with that in the other set or sets
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/02—Methods or arrangements for marking the record carrier in digital fashion by punching
    • G06K1/04—Methods or arrangements for marking the record carrier in digital fashion by punching controlled by sensing markings on the record carrier being punched

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Conveying Record Carriers (AREA)
FR941652D 1943-12-29 1946-05-29 Machine perforatrice pour cartes enregistreuses Expired FR941652A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US516048A US2372909A (en) 1943-12-29 1943-12-29 Card punching machine

Publications (1)

Publication Number Publication Date
FR941652A true FR941652A (fr) 1949-01-18

Family

ID=24053906

Family Applications (1)

Application Number Title Priority Date Filing Date
FR941652D Expired FR941652A (fr) 1943-12-29 1946-05-29 Machine perforatrice pour cartes enregistreuses

Country Status (4)

Country Link
US (1) US2372909A (en:Method)
FR (1) FR941652A (en:Method)
GB (1) GB588167A (en:Method)
NL (1) NL66888C (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2623592A (en) * 1952-12-30 Card reproducing machine
US2647581A (en) * 1949-07-06 1953-08-04 Ibm Record card punching machine
US2702629A (en) * 1950-03-29 1955-02-22 Remington Rand Inc Sequentially controlled card collator
US2573313A (en) * 1950-04-07 1951-10-30 Ibm Record controlled bill printing device
US2866550A (en) * 1952-09-13 1958-12-30 Sperry Rand Corp Sequentially controlled collating reproducer
US2789643A (en) * 1954-10-04 1957-04-23 Ibm Card punching machine

Also Published As

Publication number Publication date
US2372909A (en) 1945-04-03
NL66888C (en:Method)
GB588167A (en) 1947-05-15

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