FR1075174A - Mécanisme d'exploration - Google Patents

Mécanisme d'exploration

Info

Publication number
FR1075174A
FR1075174A FR1075174DA FR1075174A FR 1075174 A FR1075174 A FR 1075174A FR 1075174D A FR1075174D A FR 1075174DA FR 1075174 A FR1075174 A FR 1075174A
Authority
FR
France
Prior art keywords
exploration mechanism
exploration
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
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1075174A publication Critical patent/FR1075174A/fr
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)
  • Motor Or Generator Current Collectors (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
FR1075174D 1951-09-13 1952-09-12 Mécanisme d'exploration Expired FR1075174A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US246362A US2624511A (en) 1951-09-13 1951-09-13 Record perforation analyzing mechanism

Publications (1)

Publication Number Publication Date
FR1075174A true FR1075174A (fr) 1954-10-13

Family

ID=22930338

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1075174D Expired FR1075174A (fr) 1951-09-13 1952-09-12 Mécanisme d'exploration

Country Status (4)

Country Link
US (1) US2624511A (fr)
DE (1) DE1115499B (fr)
FR (1) FR1075174A (fr)
GB (1) GB704225A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE579328A (fr) * 1952-05-08
NL207983A (fr) * 1955-06-13
US2975966A (en) * 1956-04-09 1961-03-21 Burroughs Corp Coded document reader
US3191857A (en) * 1959-11-02 1965-06-29 Pittsburgh Plate Glass Co Glass partitioning process and apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE654413C (de) * 1930-09-04 1937-12-22 Hollerith Maschinen Gmbh Auswertungsmaschine fuer Karten mit Lochkombinationen
DE600947C (de) * 1931-12-16 1934-08-07 Siemens & Halske Akt Ges Einrichtung zum Auswerten von Lochstreifen
US2514031A (en) * 1945-11-19 1950-07-04 Ibm Record perforation analyzing mechanism

Also Published As

Publication number Publication date
US2624511A (en) 1953-01-06
DE1115499B (de) 1961-10-19
GB704225A (en) 1954-02-17

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