JPS54141604A - Optical disk and method of fabricating original disk of optical disk - Google Patents

Optical disk and method of fabricating original disk of optical disk

Info

Publication number
JPS54141604A
JPS54141604A JP5051278A JP5051278A JPS54141604A JP S54141604 A JPS54141604 A JP S54141604A JP 5051278 A JP5051278 A JP 5051278A JP 5051278 A JP5051278 A JP 5051278A JP S54141604 A JPS54141604 A JP S54141604A
Authority
JP
Japan
Prior art keywords
optical disk
disk
fabricating
original
optical
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
JP5051278A
Other languages
Japanese (ja)
Inventor
Yoshikazu Kobayashi
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.)
Nippon Columbia Co Ltd
Original Assignee
Nippon Columbia Co Ltd
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 Nippon Columbia Co Ltd filed Critical Nippon Columbia Co Ltd
Priority to JP5051278A priority Critical patent/JPS54141604A/en
Publication of JPS54141604A publication Critical patent/JPS54141604A/en
Pending legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP5051278A 1978-04-27 1978-04-27 Optical disk and method of fabricating original disk of optical disk Pending JPS54141604A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5051278A JPS54141604A (en) 1978-04-27 1978-04-27 Optical disk and method of fabricating original disk of optical disk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5051278A JPS54141604A (en) 1978-04-27 1978-04-27 Optical disk and method of fabricating original disk of optical disk

Publications (1)

Publication Number Publication Date
JPS54141604A true JPS54141604A (en) 1979-11-05

Family

ID=12861010

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5051278A Pending JPS54141604A (en) 1978-04-27 1978-04-27 Optical disk and method of fabricating original disk of optical disk

Country Status (1)

Country Link
JP (1) JPS54141604A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01269250A (en) * 1988-04-20 1989-10-26 Hitachi Ltd Optical disk and formation of pit thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034508A (en) * 1973-07-02 1975-04-02

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034508A (en) * 1973-07-02 1975-04-02

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01269250A (en) * 1988-04-20 1989-10-26 Hitachi Ltd Optical disk and formation of pit thereof

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