FR1334791A - Perfectionnements aux appareils lecteurs de bandes et de cartes perforées - Google Patents

Perfectionnements aux appareils lecteurs de bandes et de cartes perforées

Info

Publication number
FR1334791A
FR1334791A FR910763A FR910763A FR1334791A FR 1334791 A FR1334791 A FR 1334791A FR 910763 A FR910763 A FR 910763A FR 910763 A FR910763 A FR 910763A FR 1334791 A FR1334791 A FR 1334791A
Authority
FR
France
Prior art keywords
tape
card readers
punch card
punch
readers
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
FR910763A
Other languages
English (en)
Inventor
Martin Herbert Lloyd
Simon Edward Cole
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.)
Creed and Co Ltd
Original Assignee
Creed and 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
Priority claimed from GB3495861A external-priority patent/GB928782A/en
Application filed by Creed and Co Ltd filed Critical Creed and Co Ltd
Priority to FR910763A priority Critical patent/FR1334791A/fr
Application granted granted Critical
Publication of FR1334791A publication Critical patent/FR1334791A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K7/02—Methods or arrangements for sensing record carriers, e.g. for reading patterns by pneumatic or hydraulic means, e.g. sensing punched holes with compressed air; by sonic means ; by ultrasonic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR910763A 1961-09-28 1962-09-28 Perfectionnements aux appareils lecteurs de bandes et de cartes perforées Expired FR1334791A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR910763A FR1334791A (fr) 1961-09-28 1962-09-28 Perfectionnements aux appareils lecteurs de bandes et de cartes perforées

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3495861A GB928782A (en) 1961-09-28 1961-09-28 Improvements in apparatus for reading code perforations in perforated media
FR910763A FR1334791A (fr) 1961-09-28 1962-09-28 Perfectionnements aux appareils lecteurs de bandes et de cartes perforées

Publications (1)

Publication Number Publication Date
FR1334791A true FR1334791A (fr) 1963-08-09

Family

ID=26197733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR910763A Expired FR1334791A (fr) 1961-09-28 1962-09-28 Perfectionnements aux appareils lecteurs de bandes et de cartes perforées

Country Status (1)

Country Link
FR (1) FR1334791A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1233630B (de) * 1964-09-25 1967-02-02 Siemens Ag Impulsgenerator zur Auswertung karten- oder streifenfoermiger Aufzeichnungstraeger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1233630B (de) * 1964-09-25 1967-02-02 Siemens Ag Impulsgenerator zur Auswertung karten- oder streifenfoermiger Aufzeichnungstraeger

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