JPS6428550U - - Google Patents
Info
- Publication number
- JPS6428550U JPS6428550U JP12272087U JP12272087U JPS6428550U JP S6428550 U JPS6428550 U JP S6428550U JP 12272087 U JP12272087 U JP 12272087U JP 12272087 U JP12272087 U JP 12272087U JP S6428550 U JPS6428550 U JP S6428550U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- recording
- contact surface
- reproducing
- increases
- 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 1
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12272087U JPS6428550U (zh) | 1987-08-11 | 1987-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12272087U JPS6428550U (zh) | 1987-08-11 | 1987-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6428550U true JPS6428550U (zh) | 1989-02-20 |
Family
ID=31370913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12272087U Pending JPS6428550U (zh) | 1987-08-11 | 1987-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6428550U (zh) |
-
1987
- 1987-08-11 JP JP12272087U patent/JPS6428550U/ja active Pending
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