JPS57154635A - Magnetic card - Google Patents

Magnetic card

Info

Publication number
JPS57154635A
JPS57154635A JP56040197A JP4019781A JPS57154635A JP S57154635 A JPS57154635 A JP S57154635A JP 56040197 A JP56040197 A JP 56040197A JP 4019781 A JP4019781 A JP 4019781A JP S57154635 A JPS57154635 A JP S57154635A
Authority
JP
Japan
Prior art keywords
layer
magnetic
coercive force
magnetic card
oersted
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.)
Granted
Application number
JP56040197A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0226287B2 (enrdf_load_stackoverflow
Inventor
Hiroaki Himori
Genichi Kagai
Hiroshi Kamio
Shohei Mimura
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.)
Toppan Infomedia Co Ltd
Original Assignee
Tokyo Magnetic Printing 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 Tokyo Magnetic Printing Co Ltd filed Critical Tokyo Magnetic Printing Co Ltd
Priority to JP56040197A priority Critical patent/JPS57154635A/ja
Publication of JPS57154635A publication Critical patent/JPS57154635A/ja
Publication of JPH0226287B2 publication Critical patent/JPH0226287B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
JP56040197A 1981-03-19 1981-03-19 Magnetic card Granted JPS57154635A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56040197A JPS57154635A (en) 1981-03-19 1981-03-19 Magnetic card

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56040197A JPS57154635A (en) 1981-03-19 1981-03-19 Magnetic card

Publications (2)

Publication Number Publication Date
JPS57154635A true JPS57154635A (en) 1982-09-24
JPH0226287B2 JPH0226287B2 (enrdf_load_stackoverflow) 1990-06-08

Family

ID=12574050

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56040197A Granted JPS57154635A (en) 1981-03-19 1981-03-19 Magnetic card

Country Status (1)

Country Link
JP (1) JPS57154635A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6233325A (ja) * 1985-08-06 1987-02-13 Tomoegawa Paper Co Ltd 感熱磁気記録媒体
JPS63153317U (enrdf_load_stackoverflow) * 1987-03-26 1988-10-07

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51145010U (enrdf_load_stackoverflow) * 1975-05-14 1976-11-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51145010U (enrdf_load_stackoverflow) * 1975-05-14 1976-11-22

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6233325A (ja) * 1985-08-06 1987-02-13 Tomoegawa Paper Co Ltd 感熱磁気記録媒体
JPS63153317U (enrdf_load_stackoverflow) * 1987-03-26 1988-10-07

Also Published As

Publication number Publication date
JPH0226287B2 (enrdf_load_stackoverflow) 1990-06-08

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