JPH052456B2 - - Google Patents

Info

Publication number
JPH052456B2
JPH052456B2 JP59073236A JP7323684A JPH052456B2 JP H052456 B2 JPH052456 B2 JP H052456B2 JP 59073236 A JP59073236 A JP 59073236A JP 7323684 A JP7323684 A JP 7323684A JP H052456 B2 JPH052456 B2 JP H052456B2
Authority
JP
Japan
Prior art keywords
stamper
polishing
metal
metal stamper
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 - Lifetime
Application number
JP59073236A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60216915A (ja
Inventor
Tokya Nakamura
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 JP59073236A priority Critical patent/JPS60216915A/ja
Publication of JPS60216915A publication Critical patent/JPS60216915A/ja
Publication of JPH052456B2 publication Critical patent/JPH052456B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manufacturing Optical Record Carriers (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
JP59073236A 1984-04-11 1984-04-11 金属スタンパ裏面研磨方法 Granted JPS60216915A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59073236A JPS60216915A (ja) 1984-04-11 1984-04-11 金属スタンパ裏面研磨方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59073236A JPS60216915A (ja) 1984-04-11 1984-04-11 金属スタンパ裏面研磨方法

Publications (2)

Publication Number Publication Date
JPS60216915A JPS60216915A (ja) 1985-10-30
JPH052456B2 true JPH052456B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-01-12

Family

ID=13512340

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59073236A Granted JPS60216915A (ja) 1984-04-11 1984-04-11 金属スタンパ裏面研磨方法

Country Status (1)

Country Link
JP (1) JPS60216915A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS60216915A (ja) 1985-10-30

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term