JPS6322659U - - Google Patents

Info

Publication number
JPS6322659U
JPS6322659U JP1986113992U JP11399286U JPS6322659U JP S6322659 U JPS6322659 U JP S6322659U JP 1986113992 U JP1986113992 U JP 1986113992U JP 11399286 U JP11399286 U JP 11399286U JP S6322659 U JPS6322659 U JP S6322659U
Authority
JP
Japan
Prior art keywords
disk
information recording
recording layer
radial direction
magnetic material
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
JP1986113992U
Other languages
English (en)
Japanese (ja)
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
Priority to JP1986113992U priority Critical patent/JPS6322659U/ja
Priority to US07/168,125 priority patent/US4877667A/en
Priority to PCT/JP1987/000343 priority patent/WO1988000755A1/en
Priority to EP87903433A priority patent/EP0277235B1/en
Priority to DE8787903433T priority patent/DE3783353D1/de
Priority to KR1019880700296A priority patent/KR910008504B1/ko
Priority to CN87105175A priority patent/CN1007187B/zh
Publication of JPS6322659U publication Critical patent/JPS6322659U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP1986113992U 1986-07-22 1986-07-22 Pending JPS6322659U (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP1986113992U JPS6322659U (nl) 1986-07-22 1986-07-22
US07/168,125 US4877667A (en) 1986-07-22 1987-05-28 Optical disc with inhibited thermal distortion
PCT/JP1987/000343 WO1988000755A1 (en) 1986-07-22 1987-05-28 Optical disc
EP87903433A EP0277235B1 (en) 1986-07-22 1987-05-28 Optical disc
DE8787903433T DE3783353D1 (de) 1986-07-22 1987-05-28 Optische speicherplatte.
KR1019880700296A KR910008504B1 (ko) 1986-07-22 1987-05-28 광디스크
CN87105175A CN1007187B (zh) 1986-07-22 1987-07-21 光盘

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986113992U JPS6322659U (nl) 1986-07-22 1986-07-22

Publications (1)

Publication Number Publication Date
JPS6322659U true JPS6322659U (nl) 1988-02-15

Family

ID=30996315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986113992U Pending JPS6322659U (nl) 1986-07-22 1986-07-22

Country Status (1)

Country Link
JP (1) JPS6322659U (nl)

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