CH279116A - Device for evaluating information marked by perforations, in particular on punch cards. - Google Patents

Device for evaluating information marked by perforations, in particular on punch cards.

Info

Publication number
CH279116A
CH279116A CH279116DA CH279116A CH 279116 A CH279116 A CH 279116A CH 279116D A CH279116D A CH 279116DA CH 279116 A CH279116 A CH 279116A
Authority
CH
Switzerland
Prior art keywords
perforations
punch cards
information marked
evaluating information
evaluating
Prior art date
Application number
Other languages
German (de)
Inventor
Henke Hermann
Original Assignee
Henke Hermann
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 Henke Hermann filed Critical Henke Hermann
Publication of CH279116A publication Critical patent/CH279116A/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
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Credit Cards Or The Like (AREA)
CH279116D 1950-02-01 1950-02-01 Device for evaluating information marked by perforations, in particular on punch cards. CH279116A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2738131X 1950-02-01

Publications (1)

Publication Number Publication Date
CH279116A true CH279116A (en) 1951-11-15

Family

ID=4571398

Family Applications (1)

Application Number Title Priority Date Filing Date
CH279116D CH279116A (en) 1950-02-01 1950-02-01 Device for evaluating information marked by perforations, in particular on punch cards.

Country Status (2)

Country Link
US (1) US2738131A (en)
CH (1) CH279116A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1253490B (en) * 1964-06-18 1967-11-02 Ibm Device for labeling recording media according to their encrypted, perforated information

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1030305A (en) * 1906-07-27 1912-06-25 Tabulating Machine Co Apparatus for use in tabulating systems.
GB260643A (en) * 1923-12-24
US2176929A (en) * 1931-05-04 1939-10-24 Addressograph Multigraph Calculating and accounting machine
US2120071A (en) * 1933-05-24 1938-06-07 Lincoln M Keefe Record controlled machine
BE414686A (en) * 1936-03-27
US2353061A (en) * 1940-10-29 1944-07-04 Ibm Circuit connecting device
US2310437A (en) * 1940-11-02 1943-02-09 Ibm Educational device
US2387850A (en) * 1941-11-05 1945-10-30 William R Lockridge Decoding system
US2478274A (en) * 1945-03-17 1949-08-09 Ibm Circuit connecting device
US2586234A (en) * 1949-10-26 1952-02-19 Joseph S Kopas Testing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1253490B (en) * 1964-06-18 1967-11-02 Ibm Device for labeling recording media according to their encrypted, perforated information

Also Published As

Publication number Publication date
US2738131A (en) 1956-03-13

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