FR687370A - Appareils destinés à la perforation des cartes statistiques - Google Patents

Appareils destinés à la perforation des cartes statistiques

Info

Publication number
FR687370A
FR687370A FR687370DA FR687370A FR 687370 A FR687370 A FR 687370A FR 687370D A FR687370D A FR 687370DA FR 687370 A FR687370 A FR 687370A
Authority
FR
France
Prior art keywords
statistical cards
punching
punching statistical
cards
statistical
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Application granted granted Critical
Publication of FR687370A publication Critical patent/FR687370A/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
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Conveying Record Carriers (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
FR687370D 1929-10-10 1929-12-28 Appareils destinés à la perforation des cartes statistiques Expired FR687370A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US398725A US1881639A (en) 1929-10-10 1929-10-10 Perforating apparatus

Publications (1)

Publication Number Publication Date
FR687370A true FR687370A (fr) 1930-08-07

Family

ID=25973586

Family Applications (1)

Application Number Title Priority Date Filing Date
FR687370D Expired FR687370A (fr) 1929-10-10 1929-12-28 Appareils destinés à la perforation des cartes statistiques

Country Status (4)

Country Link
US (1) US1881639A (fr)
DE (1) DE598866C (fr)
FR (1) FR687370A (fr)
GB (1) GB343919A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2981586A (en) * 1961-04-25 Albert a
FR1015382A (fr) * 1941-05-13 1952-09-16 Bull Sa Machines Machine pour la reproduction des cartes enregistreuses
DE975374C (de) * 1948-11-23 1961-11-16 Ibm Deutschland Dupliziereinrichtung zum spaltenweisen Lochen von Mehrdeckkarten
DE1139674B (de) * 1957-06-29 1962-11-15 Aritma, narodni podnik, Prag Lochkartendupliziermaschine.
US4005536A (en) * 1975-08-19 1977-02-01 National Advertising Company Changeable display apparatus

Also Published As

Publication number Publication date
GB343919A (en) 1931-02-23
DE598866C (de) 1934-06-25
US1881639A (en) 1932-10-11

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