JPS61210546A - 記録媒体 - Google Patents
記録媒体Info
- Publication number
- JPS61210546A JPS61210546A JP61020499A JP2049986A JPS61210546A JP S61210546 A JPS61210546 A JP S61210546A JP 61020499 A JP61020499 A JP 61020499A JP 2049986 A JP2049986 A JP 2049986A JP S61210546 A JPS61210546 A JP S61210546A
- Authority
- JP
- Japan
- Prior art keywords
- recording
- layer
- recording medium
- guide grooves
- 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.)
- Granted
Links
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61020499A JPS61210546A (ja) | 1986-02-01 | 1986-02-01 | 記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61020499A JPS61210546A (ja) | 1986-02-01 | 1986-02-01 | 記録媒体 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50086399A Division JPS5210102A (en) | 1975-07-15 | 1975-07-15 | Recording medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61210546A true JPS61210546A (ja) | 1986-09-18 |
| JPH0210488B2 JPH0210488B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-03-08 |
Family
ID=12028854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61020499A Granted JPS61210546A (ja) | 1986-02-01 | 1986-02-01 | 記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61210546A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6383925A (ja) * | 1986-09-26 | 1988-04-14 | Mitsubishi Electric Corp | 情報記録，再生及び／又は消去装置 |
| JPS63127445A (ja) * | 1986-11-17 | 1988-05-31 | Matsushita Electric Ind Co Ltd | 光学情報記録再生デイスク |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49113601A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-02-09 | 1974-10-30 | ||
| JPS5042849A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-08-20 | 1975-04-18 |
-
1986
- 1986-02-01 JP JP61020499A patent/JPS61210546A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49113601A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-02-09 | 1974-10-30 | ||
| JPS5042849A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-08-20 | 1975-04-18 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6383925A (ja) * | 1986-09-26 | 1988-04-14 | Mitsubishi Electric Corp | 情報記録，再生及び／又は消去装置 |
| JPS63127445A (ja) * | 1986-11-17 | 1988-05-31 | Matsushita Electric Ind Co Ltd | 光学情報記録再生デイスク |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0210488B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-03-08 |