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
Links
- 238000005498 polishing Methods 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacturing Optical Record Carriers (AREA)
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]) |
-
1989
- 1989-04-20 JP JP4708089U patent/JPH0755691Y2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0755691Y2 (ja) | 1995-12-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |