JPH0239376U - - Google Patents
Info
- Publication number
- JPH0239376U JPH0239376U JP1988116405U JP11640588U JPH0239376U JP H0239376 U JPH0239376 U JP H0239376U JP 1988116405 U JP1988116405 U JP 1988116405U JP 11640588 U JP11640588 U JP 11640588U JP H0239376 U JPH0239376 U JP H0239376U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- shaped groove
- circumferential edge
- guard ring
- matching
- 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
- 230000002093 peripheral effect Effects 0.000 description 2
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988116405U JPH0239376U (bg) | 1988-09-06 | 1988-09-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988116405U JPH0239376U (bg) | 1988-09-06 | 1988-09-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0239376U true JPH0239376U (bg) | 1990-03-16 |
Family
ID=31358911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988116405U Pending JPH0239376U (bg) | 1988-09-06 | 1988-09-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0239376U (bg) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60224164A (ja) * | 1984-04-20 | 1985-11-08 | Matsushita Electric Ind Co Ltd | 情報記録担体 |
JPS61240490A (ja) * | 1985-04-17 | 1986-10-25 | Matsushita Electric Ind Co Ltd | 磁気記録媒体 |
JPH0513540U (ja) * | 1991-08-05 | 1993-02-23 | 株式会社熊平製作所 | 文書細断機 |
JPH0712738U (ja) * | 1993-07-08 | 1995-03-03 | 株式会社東芝 | 燃焼加熱器を有するスプリット形エアコンの排気装置 |
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1988
- 1988-09-06 JP JP1988116405U patent/JPH0239376U/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60224164A (ja) * | 1984-04-20 | 1985-11-08 | Matsushita Electric Ind Co Ltd | 情報記録担体 |
JPS61240490A (ja) * | 1985-04-17 | 1986-10-25 | Matsushita Electric Ind Co Ltd | 磁気記録媒体 |
JPH0513540U (ja) * | 1991-08-05 | 1993-02-23 | 株式会社熊平製作所 | 文書細断機 |
JPH0712738U (ja) * | 1993-07-08 | 1995-03-03 | 株式会社東芝 | 燃焼加熱器を有するスプリット形エアコンの排気装置 |