JPS51138404A - Method of fabricating information recording medium - Google Patents

Method of fabricating information recording medium

Info

Publication number
JPS51138404A
JPS51138404A JP6230975A JP6230975A JPS51138404A JP S51138404 A JPS51138404 A JP S51138404A JP 6230975 A JP6230975 A JP 6230975A JP 6230975 A JP6230975 A JP 6230975A JP S51138404 A JPS51138404 A JP S51138404A
Authority
JP
Japan
Prior art keywords
recording medium
information recording
fabricating
fabricating information
track
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
JP6230975A
Other languages
Japanese (ja)
Other versions
JPS5853411B2 (en
Inventor
Eiko Suzuki
Hiroshi Mori
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 JP6230975A priority Critical patent/JPS5853411B2/en
Publication of JPS51138404A publication Critical patent/JPS51138404A/en
Publication of JPS5853411B2 publication Critical patent/JPS5853411B2/en
Expired 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

  • Manufacturing Optical Record Carriers (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

PURPOSE:To provide a method of fabricating an information recording medium which can accurately form a metallic layer on an information track and simultaneously effectively protect the track.
JP6230975A 1975-05-24 1975-05-24 The world of science and technology Expired JPS5853411B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6230975A JPS5853411B2 (en) 1975-05-24 1975-05-24 The world of science and technology

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6230975A JPS5853411B2 (en) 1975-05-24 1975-05-24 The world of science and technology

Publications (2)

Publication Number Publication Date
JPS51138404A true JPS51138404A (en) 1976-11-30
JPS5853411B2 JPS5853411B2 (en) 1983-11-29

Family

ID=13196395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6230975A Expired JPS5853411B2 (en) 1975-05-24 1975-05-24 The world of science and technology

Country Status (1)

Country Link
JP (1) JPS5853411B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007186260A (en) * 2005-12-14 2007-07-26 House Foods Corp Plastic container

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007186260A (en) * 2005-12-14 2007-07-26 House Foods Corp Plastic container

Also Published As

Publication number Publication date
JPS5853411B2 (en) 1983-11-29

Similar Documents

Publication Publication Date Title
SE7610374L (en) PROCEDURE FOR ENTERING INFORMATION ON A STORAGE MEDIUM AND INFORMATION STORAGE MEDIUM FOR PERFORMING THE PROCEDURE
AU502879B2 (en) Magnetic recording method
AU508422B2 (en) Recording method
JPS5229206A (en) Magnetic recorder/player
JPS522718A (en) Method of producing information recording disk
NL7512181A (en) MAGNETIC RECORDING MEDIUM AND METHOD FOR ITS MANUFACTURE.
JPS52131722A (en) Method of manufacturing electrostatic recording medium
JPS51138404A (en) Method of fabricating information recording medium
JPS52135613A (en) Information recording media
AU511687B2 (en) Method of making copies of information tracks on carriers
JPS51114111A (en) Method of manufacturing magnetic heads
JPS53138314A (en) Magnetic recording system
JPS5216208A (en) Information recorder
JPS5414706A (en) Information recording disc
JPS5358218A (en) Magnetic head
JPS5236011A (en) Magnetic recording and playback method
JPS529900A (en) Manufacturing method of ferromagnetic metallic powder
SU542231A1 (en) The method of magnetic recording of digital information
JPS53133416A (en) Magnetic recording device
JPS5233505A (en) Magnetic tape recording reproduction device
JPS5387205A (en) Manufacture of magnetic recording medium
JPS531501A (en) Method of producing no label record disk
IT1086124B (en) METHOD FOR MAKING COPIES OF INFORMATION TRACKS ON MEDIA
JPS5233702A (en) Method of moulding high density recording disk
JPS51129208A (en) Polylayer magnetic recording reproducing method