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FR1387614A - Mécanisme de perforation - Google Patents

Mécanisme de perforation

Info

Publication number
FR1387614A
FR1387614A FR968604A FR968604A FR1387614A FR 1387614 A FR1387614 A FR 1387614A FR 968604 A FR968604 A FR 968604A FR 968604 A FR968604 A FR 968604A FR 1387614 A FR1387614 A FR 1387614A
Authority
FR
France
Prior art keywords
perforation mechanism
perforation
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
FR968604A
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
Priority claimed from US26904063 external-priority patent/US3194494A/en
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to FR968604A priority Critical patent/FR1387614A/fr
Application granted granted Critical
Publication of FR1387614A publication Critical patent/FR1387614A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR968604A 1963-03-29 1964-03-25 Mécanisme de perforation Expired FR1387614A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR968604A FR1387614A (fr) 1963-03-29 1964-03-25 Mécanisme de perforation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26904063 US3194494A (en) 1963-03-29 1963-03-29 Punch mechanism
FR968604A FR1387614A (fr) 1963-03-29 1964-03-25 Mécanisme de perforation

Publications (1)

Publication Number Publication Date
FR1387614A true FR1387614A (fr) 1965-01-29

Family

ID=26206648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR968604A Expired FR1387614A (fr) 1963-03-29 1964-03-25 Mécanisme de perforation

Country Status (1)

Country Link
FR (1) FR1387614A (fr)

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