SE340542B - - Google Patents

Info

Publication number
SE340542B
SE340542B SE01653/66A SE165366A SE340542B SE 340542 B SE340542 B SE 340542B SE 01653/66 A SE01653/66 A SE 01653/66A SE 165366 A SE165366 A SE 165366A SE 340542 B SE340542 B SE 340542B
Authority
SE
Sweden
Application number
SE01653/66A
Inventor
E Lewis
Original Assignee
Plessey 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 Plessey Co Ltd filed Critical Plessey Co Ltd
Publication of SE340542B publication Critical patent/SE340542B/xx

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/087Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors flux-sensitive, e.g. magnetic, detectors
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07BTICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B11/00Apparatus for validating or cancelling issued tickets

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Credit Cards Or The Like (AREA)
SE01653/66A 1965-02-11 1966-02-09 SE340542B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5978/65A GB1135041A (en) 1965-02-11 1965-02-11 Improvements in or relating to machines for detecting a magnetic or a conductive deposit on a carrier

Publications (1)

Publication Number Publication Date
SE340542B true SE340542B (da) 1971-11-22

Family

ID=9806164

Family Applications (1)

Application Number Title Priority Date Filing Date
SE01653/66A SE340542B (da) 1965-02-11 1966-02-09

Country Status (4)

Country Link
US (1) US3463907A (da)
DE (1) DE1286792B (da)
GB (1) GB1135041A (da)
SE (1) SE340542B (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778598A (en) * 1972-02-03 1973-12-11 Banknote Corp Document authentication method and apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2513745A (en) * 1944-12-13 1950-07-04 Rca Corp Metal detector
US2779540A (en) * 1953-08-31 1957-01-29 Datamatic Corp Machine control record
US2858505A (en) * 1953-09-18 1958-10-28 Sun Oil Co Apparatus for the detection of foreign bodies
NL193551A (da) * 1953-12-30
US2915699A (en) * 1956-09-13 1959-12-01 Square D Co Metal detectors
NL224364A (da) * 1957-01-28
GB913798A (en) * 1960-04-12 1962-12-28 Itek Corp Magnetic data processing
DE1161583B (de) * 1961-01-30 1964-01-23 Licentia Gmbh Anordnung zur Voreinstellung elektronischer Zaehlanordnungen

Also Published As

Publication number Publication date
GB1135041A (en) 1968-11-27
US3463907A (en) 1969-08-26
DE1286792B (de) 1969-01-09

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