CH415141A - Datenträger - Google Patents

Datenträger

Info

Publication number
CH415141A
CH415141A CH746663A CH746663A CH415141A CH 415141 A CH415141 A CH 415141A CH 746663 A CH746663 A CH 746663A CH 746663 A CH746663 A CH 746663A CH 415141 A CH415141 A CH 415141A
Authority
CH
Switzerland
Prior art keywords
disk
Prior art date
Application number
CH746663A
Other languages
English (en)
Inventor
E Sundblad Gunnar
Original Assignee
Svenska Dataregister Ab
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 Svenska Dataregister Ab filed Critical Svenska Dataregister Ab
Publication of CH415141A publication Critical patent/CH415141A/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06187—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with magnetically detectable marking

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Credit Cards Or The Like (AREA)
CH746663A 1962-06-21 1963-06-14 Datenträger CH415141A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE694862A SE309866B (de) 1962-06-21 1962-06-21

Publications (1)

Publication Number Publication Date
CH415141A true CH415141A (de) 1966-06-15

Family

ID=20269992

Family Applications (1)

Application Number Title Priority Date Filing Date
CH746663A CH415141A (de) 1962-06-21 1963-06-14 Datenträger

Country Status (4)

Country Link
CH (1) CH415141A (de)
DE (1) DE1449641A1 (de)
GB (1) GB1042345A (de)
SE (1) SE309866B (de)

Also Published As

Publication number Publication date
SE309866B (de) 1969-04-08
DE1449641A1 (de) 1968-11-28
GB1042345A (en) 1966-09-14

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