JPH01121130U - - Google Patents
Info
- Publication number
- JPH01121130U JPH01121130U JP1988014858U JP1485888U JPH01121130U JP H01121130 U JPH01121130 U JP H01121130U JP 1988014858 U JP1988014858 U JP 1988014858U JP 1485888 U JP1485888 U JP 1485888U JP H01121130 U JPH01121130 U JP H01121130U
- Authority
- JP
- Japan
- Prior art keywords
- stamper
- protrusion
- information recording
- optical disk
- disk substrate
- 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
- 239000000758 substrate Substances 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988014858U JPH01121130U (en]) | 1988-02-05 | 1988-02-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988014858U JPH01121130U (en]) | 1988-02-05 | 1988-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01121130U true JPH01121130U (en]) | 1989-08-16 |
Family
ID=31226422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988014858U Pending JPH01121130U (en]) | 1988-02-05 | 1988-02-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01121130U (en]) |
-
1988
- 1988-02-05 JP JP1988014858U patent/JPH01121130U/ja active Pending