NL7015506A - - Google Patents

Info

Publication number
NL7015506A
NL7015506A NL7015506A NL7015506A NL7015506A NL 7015506 A NL7015506 A NL 7015506A NL 7015506 A NL7015506 A NL 7015506A NL 7015506 A NL7015506 A NL 7015506A NL 7015506 A NL7015506 A NL 7015506A
Authority
NL
Netherlands
Application number
NL7015506A
Other versions
NL141687B (nl
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 filed Critical
Publication of NL7015506A publication Critical patent/NL7015506A/xx
Publication of NL141687B publication Critical patent/NL141687B/xx

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
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Chemically Coating (AREA)
  • Magnetic Record Carriers (AREA)
NL7015506A 1969-10-31 1970-10-22 Werkwijze voor het vervaardigen van een magnetisch opname-medium, alsmede magnetisch opname-medium verkregen volgens deze werkwijze. NL141687B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8791569A JPS4842168B1 (https=) 1969-10-31 1969-10-31

Publications (2)

Publication Number Publication Date
NL7015506A true NL7015506A (https=) 1971-05-04
NL141687B NL141687B (nl) 1974-03-15

Family

ID=13928201

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7015506A NL141687B (nl) 1969-10-31 1970-10-22 Werkwijze voor het vervaardigen van een magnetisch opname-medium, alsmede magnetisch opname-medium verkregen volgens deze werkwijze.

Country Status (5)

Country Link
JP (1) JPS4842168B1 (https=)
DE (1) DE2053448B2 (https=)
FR (1) FR2066775A5 (https=)
GB (1) GB1303089A (https=)
NL (1) NL141687B (https=)

Also Published As

Publication number Publication date
NL141687B (nl) 1974-03-15
JPS4842168B1 (https=) 1973-12-11
DE2053448B2 (de) 1972-11-23
FR2066775A5 (https=) 1971-08-06
DE2053448A1 (de) 1971-05-19
GB1303089A (https=) 1973-01-17

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Legal Events

Date Code Title Description
VJC Lapsed due to non-payment of the due maintenance fee for the patent or patent application
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: T D K ELECTR