JPS57204531U - - Google Patents

Info

Publication number
JPS57204531U
JPS57204531U JP1981093091U JP9309181U JPS57204531U JP S57204531 U JPS57204531 U JP S57204531U JP 1981093091 U JP1981093091 U JP 1981093091U JP 9309181 U JP9309181 U JP 9309181U JP S57204531 U JPS57204531 U JP S57204531U
Authority
JP
Japan
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
JP1981093091U
Other languages
Japanese (ja)
Other versions
JPH0240581Y2 (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 JP1981093091U priority Critical patent/JPH0240581Y2/ja
Publication of JPS57204531U publication Critical patent/JPS57204531U/ja
Application granted granted Critical
Publication of JPH0240581Y2 publication Critical patent/JPH0240581Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP1981093091U 1981-06-24 1981-06-24 Expired JPH0240581Y2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981093091U JPH0240581Y2 (cs) 1981-06-24 1981-06-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981093091U JPH0240581Y2 (cs) 1981-06-24 1981-06-24

Publications (2)

Publication Number Publication Date
JPS57204531U true JPS57204531U (cs) 1982-12-25
JPH0240581Y2 JPH0240581Y2 (cs) 1990-10-30

Family

ID=29888074

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981093091U Expired JPH0240581Y2 (cs) 1981-06-24 1981-06-24

Country Status (1)

Country Link
JP (1) JPH0240581Y2 (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62195738A (ja) * 1986-02-21 1987-08-28 Konishiroku Photo Ind Co Ltd 情報記録媒体

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54106204A (en) * 1978-02-07 1979-08-21 Matsushita Electric Ind Co Ltd Information recording disc of transparent type
JPS54153205U (cs) * 1978-04-17 1979-10-24

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54106204A (en) * 1978-02-07 1979-08-21 Matsushita Electric Ind Co Ltd Information recording disc of transparent type
JPS54153205U (cs) * 1978-04-17 1979-10-24

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62195738A (ja) * 1986-02-21 1987-08-28 Konishiroku Photo Ind Co Ltd 情報記録媒体

Also Published As

Publication number Publication date
JPH0240581Y2 (cs) 1990-10-30

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