JPH02137231U - - Google Patents

Info

Publication number
JPH02137231U
JPH02137231U JP4708089U JP4708089U JPH02137231U JP H02137231 U JPH02137231 U JP H02137231U JP 4708089 U JP4708089 U JP 4708089U JP 4708089 U JP4708089 U JP 4708089U JP H02137231 U JPH02137231 U JP H02137231U
Authority
JP
Japan
Prior art keywords
stamper
generating means
polishing device
magnetic
rubber sheet
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
JP4708089U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0755691Y2 (ja
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 JP4708089U priority Critical patent/JPH0755691Y2/ja
Publication of JPH02137231U publication Critical patent/JPH02137231U/ja
Application granted granted Critical
Publication of JPH0755691Y2 publication Critical patent/JPH0755691Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP4708089U 1989-04-20 1989-04-20 ディスク成形スタンパの研摩装置 Expired - Fee Related JPH0755691Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4708089U JPH0755691Y2 (ja) 1989-04-20 1989-04-20 ディスク成形スタンパの研摩装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4708089U JPH0755691Y2 (ja) 1989-04-20 1989-04-20 ディスク成形スタンパの研摩装置

Publications (2)

Publication Number Publication Date
JPH02137231U true JPH02137231U (en]) 1990-11-15
JPH0755691Y2 JPH0755691Y2 (ja) 1995-12-20

Family

ID=31562701

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4708089U Expired - Fee Related JPH0755691Y2 (ja) 1989-04-20 1989-04-20 ディスク成形スタンパの研摩装置

Country Status (1)

Country Link
JP (1) JPH0755691Y2 (en])

Also Published As

Publication number Publication date
JPH0755691Y2 (ja) 1995-12-20

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees