JPS63184414U - - Google Patents
Info
- Publication number
- JPS63184414U JPS63184414U JP7439087U JP7439087U JPS63184414U JP S63184414 U JPS63184414 U JP S63184414U JP 7439087 U JP7439087 U JP 7439087U JP 7439087 U JP7439087 U JP 7439087U JP S63184414 U JPS63184414 U JP S63184414U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- stamper
- unevenness
- rotation
- center
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000001746 injection moulding Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
Landscapes
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7439087U JPS63184414U (en]) | 1987-05-20 | 1987-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7439087U JPS63184414U (en]) | 1987-05-20 | 1987-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63184414U true JPS63184414U (en]) | 1988-11-28 |
Family
ID=30919560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7439087U Pending JPS63184414U (en]) | 1987-05-20 | 1987-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63184414U (en]) |
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1987
- 1987-05-20 JP JP7439087U patent/JPS63184414U/ja active Pending