JPS6442524U - - Google Patents
Info
- Publication number
- JPS6442524U JPS6442524U JP1987136145U JP13614587U JPS6442524U JP S6442524 U JPS6442524 U JP S6442524U JP 1987136145 U JP1987136145 U JP 1987136145U JP 13614587 U JP13614587 U JP 13614587U JP S6442524 U JPS6442524 U JP S6442524U
- Authority
- JP
- Japan
- Prior art keywords
- annular spacer
- supporting
- circular
- circular substrates
- signal recording
- 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
- 239000000758 substrate Substances 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 239000010410 layer Substances 0.000 claims 2
- 239000012790 adhesive layer Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987136145U JPH0445133Y2 (da) | 1987-09-05 | 1987-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987136145U JPH0445133Y2 (da) | 1987-09-05 | 1987-09-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6442524U true JPS6442524U (da) | 1989-03-14 |
| JPH0445133Y2 JPH0445133Y2 (da) | 1992-10-23 |
Family
ID=31396378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987136145U Expired JPH0445133Y2 (da) | 1987-09-05 | 1987-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445133Y2 (da) |
-
1987
- 1987-09-05 JP JP1987136145U patent/JPH0445133Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0445133Y2 (da) | 1992-10-23 |