JPH0470397U - - Google Patents
Info
- Publication number
- JPH0470397U JPH0470397U JP11369890U JP11369890U JPH0470397U JP H0470397 U JPH0470397 U JP H0470397U JP 11369890 U JP11369890 U JP 11369890U JP 11369890 U JP11369890 U JP 11369890U JP H0470397 U JPH0470397 U JP H0470397U
- Authority
- JP
- Japan
- Prior art keywords
- primary lining
- tunnel
- plate
- perforations
- bonded
- 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
- 238000003466 welding Methods 0.000 claims 3
- 239000004745 nonwoven fabric Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11369890U JPH0470397U (it) | 1990-10-29 | 1990-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11369890U JPH0470397U (it) | 1990-10-29 | 1990-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0470397U true JPH0470397U (it) | 1992-06-22 |
Family
ID=31861305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11369890U Pending JPH0470397U (it) | 1990-10-29 | 1990-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0470397U (it) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6030485U (ja) * | 1983-08-05 | 1985-03-01 | 株式会社河合楽器製作所 | ピアノのマフラ−駆動装置 |
| JPS644960U (it) * | 1987-06-29 | 1989-01-12 |
-
1990
- 1990-10-29 JP JP11369890U patent/JPH0470397U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6030485U (ja) * | 1983-08-05 | 1985-03-01 | 株式会社河合楽器製作所 | ピアノのマフラ−駆動装置 |
| JPS644960U (it) * | 1987-06-29 | 1989-01-12 |