JPS57163537A - Duplication of flat plate like informaton recording carrier - Google Patents

Duplication of flat plate like informaton recording carrier

Info

Publication number
JPS57163537A
JPS57163537A JP56049862A JP4986281A JPS57163537A JP S57163537 A JPS57163537 A JP S57163537A JP 56049862 A JP56049862 A JP 56049862A JP 4986281 A JP4986281 A JP 4986281A JP S57163537 A JPS57163537 A JP S57163537A
Authority
JP
Japan
Prior art keywords
support material
resin
diameter
shape
metal mold
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.)
Granted
Application number
JP56049862A
Other languages
English (en)
Japanese (ja)
Other versions
JPH035974B2 (enrdf_load_stackoverflow
Inventor
Keisuke Ito
Toshiaki Kashihara
Yoshihiro Okino
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP56049862A priority Critical patent/JPS57163537A/ja
Priority to US06/321,562 priority patent/US4449916A/en
Publication of JPS57163537A publication Critical patent/JPS57163537A/ja
Publication of JPH035974B2 publication Critical patent/JPH035974B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP56049862A 1980-11-20 1981-04-01 Duplication of flat plate like informaton recording carrier Granted JPS57163537A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP56049862A JPS57163537A (en) 1981-04-01 1981-04-01 Duplication of flat plate like informaton recording carrier
US06/321,562 US4449916A (en) 1980-11-20 1981-11-16 Device for manufacturing information recording mediums

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56049862A JPS57163537A (en) 1981-04-01 1981-04-01 Duplication of flat plate like informaton recording carrier

Publications (2)

Publication Number Publication Date
JPS57163537A true JPS57163537A (en) 1982-10-07
JPH035974B2 JPH035974B2 (enrdf_load_stackoverflow) 1991-01-28

Family

ID=12842856

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56049862A Granted JPS57163537A (en) 1980-11-20 1981-04-01 Duplication of flat plate like informaton recording carrier

Country Status (1)

Country Link
JP (1) JPS57163537A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60187517A (ja) * 1984-03-05 1985-09-25 Matsushita Electric Ind Co Ltd 情報記録担体複製装置
JPS6314341A (ja) * 1986-07-07 1988-01-21 Dainippon Printing Co Ltd 可撓性レ−ザ−デイスク，その製造方法及び製造装置
JPS6314340A (ja) * 1986-07-07 1988-01-21 Dainippon Printing Co Ltd 可撓性レ−ザ−デイスク，その製造方法及び製造装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60187517A (ja) * 1984-03-05 1985-09-25 Matsushita Electric Ind Co Ltd 情報記録担体複製装置
JPS6314341A (ja) * 1986-07-07 1988-01-21 Dainippon Printing Co Ltd 可撓性レ−ザ−デイスク，その製造方法及び製造装置
JPS6314340A (ja) * 1986-07-07 1988-01-21 Dainippon Printing Co Ltd 可撓性レ−ザ−デイスク，その製造方法及び製造装置

Also Published As

Publication number Publication date
JPH035974B2 (enrdf_load_stackoverflow) 1991-01-28

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