BE784967A - PERFORATED CARD READING DEVICE - Google Patents

PERFORATED CARD READING DEVICE

Info

Publication number
BE784967A
BE784967A BE784967A BE784967A BE784967A BE 784967 A BE784967 A BE 784967A BE 784967 A BE784967 A BE 784967A BE 784967 A BE784967 A BE 784967A BE 784967 A BE784967 A BE 784967A
Authority
BE
Belgium
Prior art keywords
reading device
card reading
perforated card
perforated
reading
Prior art date
Application number
BE784967A
Other languages
French (fr)
Original Assignee
Matsushita Electric Ind Co Ltd
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 Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of BE784967A publication Critical patent/BE784967A/en

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
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10841—Particularities of the light-sensitive elements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
BE784967A 1971-06-17 1972-06-16 PERFORATED CARD READING DEVICE BE784967A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4417771 1971-06-17

Publications (1)

Publication Number Publication Date
BE784967A true BE784967A (en) 1972-10-16

Family

ID=12684284

Family Applications (1)

Application Number Title Priority Date Filing Date
BE784967A BE784967A (en) 1971-06-17 1972-06-16 PERFORATED CARD READING DEVICE

Country Status (1)

Country Link
BE (1) BE784967A (en)

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: MATSUSHITA ELECTRIC INDUSTRIAL CO. LTD

Effective date: 19920616