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FR688394A - Improvements to card punching machines or similar machines - Google Patents

Improvements to card punching machines or similar machines

Info

Publication number
FR688394A
FR688394A FR688394DA FR688394A FR 688394 A FR688394 A FR 688394A FR 688394D A FR688394D A FR 688394DA FR 688394 A FR688394 A FR 688394A
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
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.)
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
Priority claimed from GB208729A external-priority patent/GB328255A/en
Priority claimed from US419974A external-priority patent/US1858174A/en
Application filed by Accounting & Tabulating Corp filed Critical Accounting & Tabulating Corp
Application granted granted Critical
Publication of FR688394A publication Critical patent/FR688394A/en
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)
  • Press Drives And Press Lines (AREA)
FR688394D 1929-01-21 1930-01-17 Improvements to card punching machines or similar machines Expired FR688394A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB208729A GB328255A (en) 1929-01-21 1929-01-21 Improvements in or relating to card perforating and other machines for recording upon cards
US419974A US1858174A (en) 1929-01-21 1930-01-10 Card perforating machine or the like
US525254A US1844811A (en) 1929-01-21 1931-03-25 Card perforating machine or the like

Publications (1)

Publication Number Publication Date
FR688394A true FR688394A (en) 1930-08-22

Family

ID=27254003

Family Applications (1)

Application Number Title Priority Date Filing Date
FR688394D Expired FR688394A (en) 1929-01-21 1930-01-17 Improvements to card punching machines or similar machines

Country Status (3)

Country Link
US (1) US1844811A (en)
DE (1) DE552480C (en)
FR (1) FR688394A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3372866A (en) * 1965-10-18 1968-03-12 Grant Darbyson Keypunch machine

Also Published As

Publication number Publication date
DE552480C (en) 1932-06-16
US1844811A (en) 1932-02-09

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