NO136506B - - Google Patents

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Info

Publication number
NO136506B
NO136506B NO742475A NO742475A NO136506B NO 136506 B NO136506 B NO 136506B NO 742475 A NO742475 A NO 742475A NO 742475 A NO742475 A NO 742475A NO 136506 B NO136506 B NO 136506B
Authority
NO
Norway
Prior art keywords
paper
plane
magnetic field
electromagnet
field
Prior art date
Application number
NO742475A
Other languages
English (en)
Norwegian (no)
Other versions
NO742475L (da
NO136506C (no
Inventor
S O Fremstedal
O B Lier
Original Assignee
Simrad As
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 Simrad As filed Critical Simrad As
Priority to NO742475A priority Critical patent/NO136506C/no
Priority to DE19752530092 priority patent/DE2530092A1/de
Priority to GB28582/75A priority patent/GB1513750A/en
Priority to FR7521337A priority patent/FR2278129A1/fr
Priority to JP50083892A priority patent/JPS5131214A/ja
Priority to US05/593,924 priority patent/US4063296A/en
Publication of NO742475L publication Critical patent/NO742475L/no
Publication of NO136506B publication Critical patent/NO136506B/no
Publication of NO136506C publication Critical patent/NO136506C/no

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
    • G01D15/12—Magnetic recording elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
NO742475A 1974-07-08 1974-07-08 Fremgangsm}te og apparat for utvisking av magnetisk skrift NO136506C (no)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NO742475A NO136506C (no) 1974-07-08 1974-07-08 Fremgangsm}te og apparat for utvisking av magnetisk skrift
DE19752530092 DE2530092A1 (de) 1974-07-08 1975-07-05 Verfahren und anordnung zur verwendung in verbindung mit registriergeraeten
GB28582/75A GB1513750A (en) 1974-07-08 1975-07-07 Apparatus for and methods of erasing magnetic recording media
FR7521337A FR2278129A1 (fr) 1974-07-08 1975-07-08 Dispositif perfectionne pour effacer un enregistrement sur un support magnetique d'enregistrement en papier
JP50083892A JPS5131214A (da) 1974-07-08 1975-07-08
US05/593,924 US4063296A (en) 1974-07-08 1975-07-08 Method and means for erasing recordings on magnetic paper, particularly for distance measuring equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO742475A NO136506C (no) 1974-07-08 1974-07-08 Fremgangsm}te og apparat for utvisking av magnetisk skrift

Publications (3)

Publication Number Publication Date
NO742475L NO742475L (da) 1976-01-09
NO136506B true NO136506B (da) 1977-06-06
NO136506C NO136506C (no) 1977-09-21

Family

ID=19881713

Family Applications (1)

Application Number Title Priority Date Filing Date
NO742475A NO136506C (no) 1974-07-08 1974-07-08 Fremgangsm}te og apparat for utvisking av magnetisk skrift

Country Status (5)

Country Link
JP (1) JPS5131214A (da)
DE (1) DE2530092A1 (da)
FR (1) FR2278129A1 (da)
GB (1) GB1513750A (da)
NO (1) NO136506C (da)

Also Published As

Publication number Publication date
FR2278129A1 (fr) 1976-02-06
GB1513750A (en) 1978-06-07
NO742475L (da) 1976-01-09
NO136506C (no) 1977-09-21
FR2278129B1 (da) 1980-12-26
JPS5131214A (da) 1976-03-17
DE2530092A1 (de) 1976-01-22

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