JPH0477680U - - Google Patents
Info
- Publication number
- JPH0477680U JPH0477680U JP12128890U JP12128890U JPH0477680U JP H0477680 U JPH0477680 U JP H0477680U JP 12128890 U JP12128890 U JP 12128890U JP 12128890 U JP12128890 U JP 12128890U JP H0477680 U JPH0477680 U JP H0477680U
- Authority
- JP
- Japan
- Prior art keywords
- ground
- upper half
- perforated portion
- tube
- wall
- 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
- 230000008595 infiltration Effects 0.000 claims 1
- 238000001764 infiltration Methods 0.000 claims 1
- 230000035515 penetration Effects 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12128890U JPH0477680U (th) | 1990-11-21 | 1990-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12128890U JPH0477680U (th) | 1990-11-21 | 1990-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0477680U true JPH0477680U (th) | 1992-07-07 |
Family
ID=31869148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12128890U Pending JPH0477680U (th) | 1990-11-21 | 1990-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0477680U (th) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003053816A (ja) * | 2001-08-10 | 2003-02-26 | Nippon Kagaku Hanbai Kk | 排水管 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6111339U (ja) * | 1984-06-27 | 1986-01-23 | 株式会社 日立メデイコ | 清掃ブラシ |
| JPS6233805U (th) * | 1985-08-14 | 1987-02-27 |
-
1990
- 1990-11-21 JP JP12128890U patent/JPH0477680U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6111339U (ja) * | 1984-06-27 | 1986-01-23 | 株式会社 日立メデイコ | 清掃ブラシ |
| JPS6233805U (th) * | 1985-08-14 | 1987-02-27 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003053816A (ja) * | 2001-08-10 | 2003-02-26 | Nippon Kagaku Hanbai Kk | 排水管 |