JPS6466843A - Manufacture of substrate for information recording medium - Google Patents

Manufacture of substrate for information recording medium

Info

Publication number
JPS6466843A
JPS6466843A JP22202087A JP22202087A JPS6466843A JP S6466843 A JPS6466843 A JP S6466843A JP 22202087 A JP22202087 A JP 22202087A JP 22202087 A JP22202087 A JP 22202087A JP S6466843 A JPS6466843 A JP S6466843A
Authority
JP
Japan
Prior art keywords
substrate
unit
recording medium
plural
jointed
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
JP22202087A
Other languages
English (en)
Inventor
Tomoyuki Tamura
Mitsuo Hiraoka
Hiroyuki Imataki
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP22202087A priority Critical patent/JPS6466843A/ja
Priority to DE19883850723 priority patent/DE3850723T2/de
Priority to EP19880308070 priority patent/EP0308104B1/en
Publication of JPS6466843A publication Critical patent/JPS6466843A/ja
Priority to US07/622,151 priority patent/US5174937A/en
Priority to US07/941,172 priority patent/US5344304A/en
Pending legal-status Critical Current

Links

Landscapes

  • Manufacturing Optical Record Carriers (AREA)
JP22202087A 1987-09-05 1987-09-07 Manufacture of substrate for information recording medium Pending JPS6466843A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP22202087A JPS6466843A (en) 1987-09-07 1987-09-07 Manufacture of substrate for information recording medium
DE19883850723 DE3850723T2 (de) 1987-09-05 1988-08-31 Form zur Herstellung eines Trägers für Informationsspeicherung und Verfahren zur Herstellung eines Trägers für Informationsspeicherung.
EP19880308070 EP0308104B1 (en) 1987-09-05 1988-08-31 Mold for molding of substrate for information recording medium and method for preparing substrate for information recording medium
US07/622,151 US5174937A (en) 1987-09-05 1990-12-03 Method for molding of substrate for information recording medium and method for preparing substrate for information recording medium
US07/941,172 US5344304A (en) 1987-09-05 1992-09-04 Mold for molding of substrate for information recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22202087A JPS6466843A (en) 1987-09-07 1987-09-07 Manufacture of substrate for information recording medium

Publications (1)

Publication Number Publication Date
JPS6466843A true JPS6466843A (en) 1989-03-13

Family

ID=16775844

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22202087A Pending JPS6466843A (en) 1987-09-05 1987-09-07 Manufacture of substrate for information recording medium

Country Status (1)

Country Link
JP (1) JPS6466843A (ja)

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