JPS61111894U - - Google Patents
Info
- Publication number
- JPS61111894U JPS61111894U JP19648384U JP19648384U JPS61111894U JP S61111894 U JPS61111894 U JP S61111894U JP 19648384 U JP19648384 U JP 19648384U JP 19648384 U JP19648384 U JP 19648384U JP S61111894 U JPS61111894 U JP S61111894U
- Authority
- JP
- Japan
- Prior art keywords
- tunnel
- corrugated
- catamaran
- horizontal
- shingle
- 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
- 239000000463 material Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims 1
- 239000003351 stiffener Substances 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19648384U JPS61111894U (no) | 1984-12-27 | 1984-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19648384U JPS61111894U (no) | 1984-12-27 | 1984-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61111894U true JPS61111894U (no) | 1986-07-15 |
Family
ID=30754263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19648384U Pending JPS61111894U (no) | 1984-12-27 | 1984-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61111894U (no) |
-
1984
- 1984-12-27 JP JP19648384U patent/JPS61111894U/ja active Pending