FR816518A - Machine de vérification de cartes perforées pour machines comptables - Google Patents

Machine de vérification de cartes perforées pour machines comptables

Info

Publication number
FR816518A
FR816518A FR816518DA FR816518A FR 816518 A FR816518 A FR 816518A FR 816518D A FR816518D A FR 816518DA FR 816518 A FR816518 A FR 816518A
Authority
FR
France
Prior art keywords
card verification
punch card
verification machine
accounting machines
accounting
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)
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 FR816518A publication Critical patent/FR816518A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K5/00—Methods or arrangements for verifying the correctness of markings on a record carrier; Column detection devices
FR816518D 1935-04-30 1936-04-28 Machine de vérification de cartes perforées pour machines comptables Expired FR816518A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19041A US2059805A (en) 1935-04-30 1935-04-30 Verifier

Publications (1)

Publication Number Publication Date
FR816518A true FR816518A (fr) 1937-08-10

Family

ID=21791117

Family Applications (1)

Application Number Title Priority Date Filing Date
FR816518D Expired FR816518A (fr) 1935-04-30 1936-04-28 Machine de vérification de cartes perforées pour machines comptables

Country Status (4)

Country Link
US (1) US2059805A (fr)
DE (1) DE646364C (fr)
FR (1) FR816518A (fr)
GB (1) GB474375A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2853356A (en) * 1954-10-29 1958-09-23 Addressograph Multigraph Printing machines
US3170139A (en) * 1962-01-15 1965-02-16 Control Data Corp Marker for machine readable documents
DE1282341B (fr) * 1964-12-02 1968-11-07
CN109290465B (zh) * 2018-08-17 2019-11-15 安徽德科电气科技有限公司 一种发电机零部件制造用冲压床自动上下料机械手

Also Published As

Publication number Publication date
DE646364C (de) 1937-06-12
GB474375A (en) 1937-10-29
US2059805A (en) 1936-11-03

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