JPH0337173Y2 - - Google Patents

Info

Publication number
JPH0337173Y2
JPH0337173Y2 JP1981056500U JP5650081U JPH0337173Y2 JP H0337173 Y2 JPH0337173 Y2 JP H0337173Y2 JP 1981056500 U JP1981056500 U JP 1981056500U JP 5650081 U JP5650081 U JP 5650081U JP H0337173 Y2 JPH0337173 Y2 JP H0337173Y2
Authority
JP
Japan
Prior art keywords
code
optical
optical disc
optical disk
disc
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
JP1981056500U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57168846U (cs
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 JP1981056500U priority Critical patent/JPH0337173Y2/ja
Publication of JPS57168846U publication Critical patent/JPS57168846U/ja
Application granted granted Critical
Publication of JPH0337173Y2 publication Critical patent/JPH0337173Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP1981056500U 1981-04-21 1981-04-21 Expired JPH0337173Y2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981056500U JPH0337173Y2 (cs) 1981-04-21 1981-04-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981056500U JPH0337173Y2 (cs) 1981-04-21 1981-04-21

Publications (2)

Publication Number Publication Date
JPS57168846U JPS57168846U (cs) 1982-10-23
JPH0337173Y2 true JPH0337173Y2 (cs) 1991-08-06

Family

ID=29853006

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981056500U Expired JPH0337173Y2 (cs) 1981-04-21 1981-04-21

Country Status (1)

Country Link
JP (1) JPH0337173Y2 (cs)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4843607U (cs) * 1971-09-25 1973-06-06
JPS5752776Y2 (cs) * 1978-11-02 1982-11-16

Also Published As

Publication number Publication date
JPS57168846U (cs) 1982-10-23

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