JPS63104429U - - Google Patents
Info
- Publication number
- JPS63104429U JPS63104429U JP19724886U JP19724886U JPS63104429U JP S63104429 U JPS63104429 U JP S63104429U JP 19724886 U JP19724886 U JP 19724886U JP 19724886 U JP19724886 U JP 19724886U JP S63104429 U JPS63104429 U JP S63104429U
- Authority
- JP
- Japan
- Prior art keywords
- block
- top plate
- plate surface
- gate
- agricultural drainage
- 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
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19724886U JPS63104429U (cs) | 1986-12-22 | 1986-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19724886U JPS63104429U (cs) | 1986-12-22 | 1986-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63104429U true JPS63104429U (cs) | 1988-07-06 |
Family
ID=31156801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19724886U Pending JPS63104429U (cs) | 1986-12-22 | 1986-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63104429U (cs) |
-
1986
- 1986-12-22 JP JP19724886U patent/JPS63104429U/ja active Pending
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