DE2445426A1 - - Google Patents

Info

Publication number
DE2445426A1
DE2445426A1 DE19742445426 DE2445426A DE2445426A1 DE 2445426 A1 DE2445426 A1 DE 2445426A1 DE 19742445426 DE19742445426 DE 19742445426 DE 2445426 A DE2445426 A DE 2445426A DE 2445426 A1 DE2445426 A1 DE 2445426A1
Authority
DE
Germany
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.)
Granted
Application number
DE19742445426
Other languages
German (de)
Other versions
DE2445426B1 (en
DE2445426C2 (en
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 filed Critical
Priority to DE19742445426 priority Critical patent/DE2445426C2/en
Priority claimed from DE19742445426 external-priority patent/DE2445426C2/en
Publication of DE2445426B1 publication Critical patent/DE2445426B1/en
Publication of DE2445426A1 publication Critical patent/DE2445426A1/de
Application granted granted Critical
Publication of DE2445426C2 publication Critical patent/DE2445426C2/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
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/06—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means which conduct current when a mark is sensed or absent, e.g. contact brush for a conductive mark

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Push-Button Switches (AREA)
DE19742445426 1974-09-24 Lochstrelfen reader Expired DE2445426C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19742445426 DE2445426C2 (en) 1974-09-24 Lochstrelfen reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742445426 DE2445426C2 (en) 1974-09-24 Lochstrelfen reader

Publications (3)

Publication Number Publication Date
DE2445426B1 DE2445426B1 (en) 1975-09-11
DE2445426A1 true DE2445426A1 (en) 1975-09-11
DE2445426C2 DE2445426C2 (en) 1977-03-24

Family

ID=

Also Published As

Publication number Publication date
DE2445426B1 (en) 1975-09-11

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee