JPS63191486U - - Google Patents
Info
- Publication number
- JPS63191486U JPS63191486U JP7965387U JP7965387U JPS63191486U JP S63191486 U JPS63191486 U JP S63191486U JP 7965387 U JP7965387 U JP 7965387U JP 7965387 U JP7965387 U JP 7965387U JP S63191486 U JPS63191486 U JP S63191486U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic recording
- recording medium
- media
- underlayer
- 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
- 239000000758 substrate Substances 0.000 claims description 2
- 238000005498 polishing Methods 0.000 description 1
Landscapes
- Magnetic Record Carriers (AREA)
Description
第１図は、本考案の磁気記録メデイアの実施例
を示す要部の断面図、第２図は、従来の磁気記録
メデイアの要部の断面図である。
１……サブストレート、２……メデイア製造番
号、３……下地層、４……磁性層、Ｈ……研摩量
。
FIG. 1 is a cross-sectional view of a main part showing an embodiment of the magnetic recording medium of the present invention, and FIG. 2 is a cross-sectional view of a main part of a conventional magnetic recording medium. 1...Substrate, 2...Media serial number, 3...Underlayer, 4...Magnetic layer, H...Amount of polishing.
Claims (1)
にメデイア製造番号２を記入後下地層３が形成さ
れてなることを特徴とする磁気記録メデイア。 In magnetic recording media, substrate 1
1. A magnetic recording medium characterized in that an underlayer 3 is formed after writing a media serial number 2 on the magnetic recording medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7965387U JPS63191486U (en) | 1987-05-26 | 1987-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7965387U JPS63191486U (en) | 1987-05-26 | 1987-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63191486U true JPS63191486U (en) | 1988-12-09 |
Family
ID=30929718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7965387U Pending JPS63191486U (en) | 1987-05-26 | 1987-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63191486U (en) |
-
1987
- 1987-05-26 JP JP7965387U patent/JPS63191486U/ja active Pending
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