JPS62164621U - - Google Patents
Info
- Publication number
- JPS62164621U JPS62164621U JP5177886U JP5177886U JPS62164621U JP S62164621 U JPS62164621 U JP S62164621U JP 5177886 U JP5177886 U JP 5177886U JP 5177886 U JP5177886 U JP 5177886U JP S62164621 U JPS62164621 U JP S62164621U
- Authority
- JP
- Japan
- Prior art keywords
- disc
- optical
- center hole
- discs
- water
- 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 4
- 239000011521 glass Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 230000015654 memory Effects 0.000 claims 1
Landscapes
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5177886U JPS62164621U (en]) | 1986-04-07 | 1986-04-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5177886U JPS62164621U (en]) | 1986-04-07 | 1986-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62164621U true JPS62164621U (en]) | 1987-10-19 |
Family
ID=30876353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5177886U Pending JPS62164621U (en]) | 1986-04-07 | 1986-04-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62164621U (en]) |
-
1986
- 1986-04-07 JP JP5177886U patent/JPS62164621U/ja active Pending