FR688396A - Perfectionnements aux machines à perforer les cartes ou machines analogues - Google Patents

Perfectionnements aux machines à perforer les cartes ou machines analogues

Info

Publication number
FR688396A
FR688396A FR688396DA FR688396A FR 688396 A FR688396 A FR 688396A FR 688396D A FR688396D A FR 688396DA FR 688396 A FR688396 A FR 688396A
Authority
FR
France
Prior art keywords
machines
card punching
similar
similar machines
punching machines
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.)
Accounting & Tabulating Corp
Original Assignee
Accounting & Tabulating 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 Accounting & Tabulating Corp filed Critical Accounting & Tabulating Corp
Application granted granted Critical
Publication of FR688396A publication Critical patent/FR688396A/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
    • 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
    • G06K1/06—Manually-controlled devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Conveying Record Carriers (AREA)
FR688396D 1929-01-21 1930-01-17 Perfectionnements aux machines à perforer les cartes ou machines analogues Expired FR688396A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2089/29A GB328281A (en) 1929-01-21 1929-01-21 Improvements in or relating to card perforating machines or the like

Publications (1)

Publication Number Publication Date
FR688396A true FR688396A (fr) 1930-08-22

Family

ID=9733381

Family Applications (1)

Application Number Title Priority Date Filing Date
FR688396D Expired FR688396A (fr) 1929-01-21 1930-01-17 Perfectionnements aux machines à perforer les cartes ou machines analogues

Country Status (4)

Country Link
US (1) US1871582A (fr)
DE (1) DE544437C (fr)
FR (1) FR688396A (fr)
GB (1) GB328281A (fr)

Also Published As

Publication number Publication date
DE544437C (de) 1932-02-18
GB328281A (en) 1930-04-22
US1871582A (en) 1932-08-16

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