JPH0416254Y2 - - Google Patents

Info

Publication number
JPH0416254Y2
JPH0416254Y2 JP1985015627U JP1562785U JPH0416254Y2 JP H0416254 Y2 JPH0416254 Y2 JP H0416254Y2 JP 1985015627 U JP1985015627 U JP 1985015627U JP 1562785 U JP1562785 U JP 1562785U JP H0416254 Y2 JPH0416254 Y2 JP H0416254Y2
Authority
JP
Japan
Prior art keywords
substrate
optical information
information recording
annular
recording disk
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.)
Expired
Application number
JP1985015627U
Other languages
English (en)
Japanese (ja)
Other versions
JPS61132535U (en]
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 JP1985015627U priority Critical patent/JPH0416254Y2/ja
Publication of JPS61132535U publication Critical patent/JPS61132535U/ja
Application granted granted Critical
Publication of JPH0416254Y2 publication Critical patent/JPH0416254Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP1985015627U 1985-02-05 1985-02-05 Expired JPH0416254Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985015627U JPH0416254Y2 (en]) 1985-02-05 1985-02-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985015627U JPH0416254Y2 (en]) 1985-02-05 1985-02-05

Publications (2)

Publication Number Publication Date
JPS61132535U JPS61132535U (en]) 1986-08-19
JPH0416254Y2 true JPH0416254Y2 (en]) 1992-04-13

Family

ID=30501640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985015627U Expired JPH0416254Y2 (en]) 1985-02-05 1985-02-05

Country Status (1)

Country Link
JP (1) JPH0416254Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0753129Y2 (ja) * 1988-02-25 1995-12-06 ティーディーケイ株式会社 光記録ディスク

Also Published As

Publication number Publication date
JPS61132535U (en]) 1986-08-19

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