JPH0320036U - - Google Patents
Info
- Publication number
- JPH0320036U JPH0320036U JP1989078789U JP7878989U JPH0320036U JP H0320036 U JPH0320036 U JP H0320036U JP 1989078789 U JP1989078789 U JP 1989078789U JP 7878989 U JP7878989 U JP 7878989U JP H0320036 U JPH0320036 U JP H0320036U
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- optical recording
- substrates
- audio
- video
- 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 description 7
- 239000000758 substrate Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989078789U JPH0320036U (zh) | 1989-07-04 | 1989-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989078789U JPH0320036U (zh) | 1989-07-04 | 1989-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0320036U true JPH0320036U (zh) | 1991-02-27 |
Family
ID=31622366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989078789U Pending JPH0320036U (zh) | 1989-07-04 | 1989-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0320036U (zh) |
-
1989
- 1989-07-04 JP JP1989078789U patent/JPH0320036U/ja active Pending
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