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JPS5434205A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS5434205A
JPS5434205A JP10030477A JP10030477A JPS5434205A JP S5434205 A JPS5434205 A JP S5434205A JP 10030477 A JP10030477 A JP 10030477A JP 10030477 A JP10030477 A JP 10030477A JP S5434205 A JPS5434205 A JP S5434205A
Authority
JP
Japan
Prior art keywords
recording medium
magnetic recording
magnetic
laminal
providing
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.)
Pending
Application number
JP10030477A
Other languages
Japanese (ja)
Inventor
Takeshi Sawada
Isao Yamaguchi
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP10030477A priority Critical patent/JPS5434205A/en
Publication of JPS5434205A publication Critical patent/JPS5434205A/en
Pending legal-status Critical Current

Links

Landscapes

  • Magnetic Record Carriers (AREA)

Abstract

PURPOSE: To enhance recording efficiency of vertical recording type magnetic head by providing a high magnetic permeability material and a magnetic material in laminal form on base surface.
COPYRIGHT: (C)1979,JPO&Japio
JP10030477A 1977-08-22 1977-08-22 Magnetic recording medium Pending JPS5434205A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10030477A JPS5434205A (en) 1977-08-22 1977-08-22 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10030477A JPS5434205A (en) 1977-08-22 1977-08-22 Magnetic recording medium

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP57061526A Division JPS57198535A (en) 1982-04-13 1982-04-13 Magnetic recording medium
JP6152782A Division JPS57203209A (en) 1982-04-13 1982-04-13 Magnetic recorder

Publications (1)

Publication Number Publication Date
JPS5434205A true JPS5434205A (en) 1979-03-13

Family

ID=14270418

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10030477A Pending JPS5434205A (en) 1977-08-22 1977-08-22 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS5434205A (en)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451804A (en) * 1977-09-30 1979-04-24 Shiyunichi Iwasaki Magnetic recording medium
JPS55125536A (en) * 1979-03-16 1980-09-27 Fuji Photo Film Co Ltd Recording medium for vertical magnetic record
JPS5736433A (en) * 1980-08-11 1982-02-27 Hitachi Ltd Magnetic recording medium
JPS5758226A (en) * 1980-09-22 1982-04-07 Toshiba Corp Magnetic recording medium
WO1982003938A1 (en) * 1981-05-06 1982-11-11 Corp Censtor Magnetic head and multitrack transducer for perpendicular recording and method for fabricating
JPS59142736A (en) * 1983-02-03 1984-08-16 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59142737A (en) * 1983-02-02 1984-08-16 Nec Corp Vertical magnetic storage body with two magnetic layers
JPS59144032A (en) * 1983-02-07 1984-08-17 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59148125A (en) * 1983-02-15 1984-08-24 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59157828A (en) * 1983-02-28 1984-09-07 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59157831A (en) * 1983-02-28 1984-09-07 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59157835A (en) * 1983-02-28 1984-09-07 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59157838A (en) * 1983-02-28 1984-09-07 Konishiroku Photo Ind Co Ltd Magnetic recording medium
US4513337A (en) * 1980-08-20 1985-04-23 Kabushiki Kaisha Suwa Seikosha Magnetic head for perpendicular magnetization recording
JPS60101711A (en) * 1983-11-05 1985-06-05 Konishiroku Photo Ind Co Ltd Magnetic recording medium
US4675766A (en) * 1983-08-19 1987-06-23 Siemens Aktiengesellschaft Combined magnetic write and read head for a recording medium which can be magnetized perpendicularly

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838705A (en) * 1971-09-17 1973-06-07
JPS5081102A (en) * 1973-11-16 1975-07-01
JPS5278403A (en) * 1975-12-25 1977-07-01 Teac Corp Magnetic recording media

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838705A (en) * 1971-09-17 1973-06-07
JPS5081102A (en) * 1973-11-16 1975-07-01
JPS5278403A (en) * 1975-12-25 1977-07-01 Teac Corp Magnetic recording media

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451804A (en) * 1977-09-30 1979-04-24 Shiyunichi Iwasaki Magnetic recording medium
JPS5891B2 (en) * 1977-09-30 1983-01-05 俊一 岩崎 magnetic recording medium
JPS55125536A (en) * 1979-03-16 1980-09-27 Fuji Photo Film Co Ltd Recording medium for vertical magnetic record
JPS5736433A (en) * 1980-08-11 1982-02-27 Hitachi Ltd Magnetic recording medium
US4513337A (en) * 1980-08-20 1985-04-23 Kabushiki Kaisha Suwa Seikosha Magnetic head for perpendicular magnetization recording
JPS5758226A (en) * 1980-09-22 1982-04-07 Toshiba Corp Magnetic recording medium
JPS6143769B2 (en) * 1980-09-22 1986-09-30 Tokyo Shibaura Electric Co
US4423450A (en) * 1981-05-06 1983-12-27 Censtor Corporation Magnetic head and multitrack transducer for perpendicular recording and method for fabricating
WO1982003938A1 (en) * 1981-05-06 1982-11-11 Corp Censtor Magnetic head and multitrack transducer for perpendicular recording and method for fabricating
JPS59142737A (en) * 1983-02-02 1984-08-16 Nec Corp Vertical magnetic storage body with two magnetic layers
JPH0157413B2 (en) * 1983-02-02 1989-12-05 Nippon Electric Co
JPH0315260B2 (en) * 1983-02-03 1991-02-28 Konishiroku Photo Ind
JPS59142736A (en) * 1983-02-03 1984-08-16 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59144032A (en) * 1983-02-07 1984-08-17 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59148125A (en) * 1983-02-15 1984-08-24 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59157831A (en) * 1983-02-28 1984-09-07 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59157838A (en) * 1983-02-28 1984-09-07 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPS59157835A (en) * 1983-02-28 1984-09-07 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPH0315246B2 (en) * 1983-02-28 1991-02-28 Konishiroku Photo Ind
JPH0315245B2 (en) * 1983-02-28 1991-02-28 Konishiroku Photo Ind
JPS59157828A (en) * 1983-02-28 1984-09-07 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPH0315248B2 (en) * 1983-02-28 1991-02-28 Konishiroku Photo Ind
JPH0315247B2 (en) * 1983-02-28 1991-02-28 Konishiroku Photo Ind
US4675766A (en) * 1983-08-19 1987-06-23 Siemens Aktiengesellschaft Combined magnetic write and read head for a recording medium which can be magnetized perpendicularly
JPS60101711A (en) * 1983-11-05 1985-06-05 Konishiroku Photo Ind Co Ltd Magnetic recording medium
JPH0316690B2 (en) * 1983-11-05 1991-03-06 Konishiroku Photo Ind

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