JPH01119491U - - Google Patents
Info
- Publication number
- JPH01119491U JPH01119491U JP861588U JP861588U JPH01119491U JP H01119491 U JPH01119491 U JP H01119491U JP 861588 U JP861588 U JP 861588U JP 861588 U JP861588 U JP 861588U JP H01119491 U JPH01119491 U JP H01119491U
- Authority
- JP
- Japan
- Prior art keywords
- trough
- screw
- casing
- construction method
- water pipe
- 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
- 238000010276 construction Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 3
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP861588U JPH0519438Y2 (da) | 1988-01-26 | 1988-01-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP861588U JPH0519438Y2 (da) | 1988-01-26 | 1988-01-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01119491U true JPH01119491U (da) | 1989-08-14 |
| JPH0519438Y2 JPH0519438Y2 (da) | 1993-05-21 |
Family
ID=31214651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP861588U Expired - Lifetime JPH0519438Y2 (da) | 1988-01-26 | 1988-01-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519438Y2 (da) |
-
1988
- 1988-01-26 JP JP861588U patent/JPH0519438Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0519438Y2 (da) | 1993-05-21 |
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