JPH02109883U - - Google Patents
Info
- Publication number
- JPH02109883U JPH02109883U JP1935489U JP1935489U JPH02109883U JP H02109883 U JPH02109883 U JP H02109883U JP 1935489 U JP1935489 U JP 1935489U JP 1935489 U JP1935489 U JP 1935489U JP H02109883 U JPH02109883 U JP H02109883U
- Authority
- JP
- Japan
- Prior art keywords
- lower toward
- becomes progressively
- progressively lower
- blocks
- drainage channel
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1935489U JPH02109883U (nl) | 1989-02-20 | 1989-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1935489U JPH02109883U (nl) | 1989-02-20 | 1989-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02109883U true JPH02109883U (nl) | 1990-09-03 |
Family
ID=31234789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1935489U Pending JPH02109883U (nl) | 1989-02-20 | 1989-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02109883U (nl) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5651113U (nl) * | 1979-09-19 | 1981-05-07 |
-
1989
- 1989-02-20 JP JP1935489U patent/JPH02109883U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5651113U (nl) * | 1979-09-19 | 1981-05-07 |