JPS531507A - Plane body for reproduction of magnetic recording and preparation thereof - Google Patents

Plane body for reproduction of magnetic recording and preparation thereof

Info

Publication number
JPS531507A
JPS531507A JP7673276A JP7673276A JPS531507A JP S531507 A JPS531507 A JP S531507A JP 7673276 A JP7673276 A JP 7673276A JP 7673276 A JP7673276 A JP 7673276A JP S531507 A JPS531507 A JP S531507A
Authority
JP
Japan
Prior art keywords
magnetic recording
reproduction
preparation
plane body
magnetic flux
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
JP7673276A
Other languages
Japanese (ja)
Inventor
Masahiro Kikuchi
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP7673276A priority Critical patent/JPS531507A/en
Publication of JPS531507A publication Critical patent/JPS531507A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture

Landscapes

  • Magnetic Record Carriers (AREA)

Abstract

PURPOSE:To copy a large amount of magnetic recording by simple procedure in short time by changing magnetic flux passing through magnetic flux responsive element by concave-convex of uniformly magnetized magnetic layer to obtain reproduction signals.
JP7673276A 1976-06-28 1976-06-28 Plane body for reproduction of magnetic recording and preparation thereof Pending JPS531507A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7673276A JPS531507A (en) 1976-06-28 1976-06-28 Plane body for reproduction of magnetic recording and preparation thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7673276A JPS531507A (en) 1976-06-28 1976-06-28 Plane body for reproduction of magnetic recording and preparation thereof

Publications (1)

Publication Number Publication Date
JPS531507A true JPS531507A (en) 1978-01-09

Family

ID=13613741

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7673276A Pending JPS531507A (en) 1976-06-28 1976-06-28 Plane body for reproduction of magnetic recording and preparation thereof

Country Status (1)

Country Link
JP (1) JPS531507A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62228953A (en) * 1986-03-31 1987-10-07 Toshiba Corp Automatic chemical analyzer
JPH02252119A (en) * 1989-03-24 1990-10-09 Sony Corp Magnetic disk
JPH02301018A (en) * 1989-05-16 1990-12-13 Sony Corp Magnetic recording medium
JPH06138128A (en) * 1992-10-29 1994-05-20 Shimadzu Corp Preparative isolation apparatus
JPH08293110A (en) * 1996-03-24 1996-11-05 Sony Corp Magnetic disk

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62228953A (en) * 1986-03-31 1987-10-07 Toshiba Corp Automatic chemical analyzer
JPH02252119A (en) * 1989-03-24 1990-10-09 Sony Corp Magnetic disk
JPH02301018A (en) * 1989-05-16 1990-12-13 Sony Corp Magnetic recording medium
JPH06138128A (en) * 1992-10-29 1994-05-20 Shimadzu Corp Preparative isolation apparatus
JPH08293110A (en) * 1996-03-24 1996-11-05 Sony Corp Magnetic disk

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