JPS63194990U - - Google Patents
Info
- Publication number
- JPS63194990U JPS63194990U JP8520787U JP8520787U JPS63194990U JP S63194990 U JPS63194990 U JP S63194990U JP 8520787 U JP8520787 U JP 8520787U JP 8520787 U JP8520787 U JP 8520787U JP S63194990 U JPS63194990 U JP S63194990U
- Authority
- JP
- Japan
- Prior art keywords
- proof
- lid
- shaped groove
- vibration
- rubber
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8520787U JPS63194990U (enExample) | 1987-05-31 | 1987-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8520787U JPS63194990U (enExample) | 1987-05-31 | 1987-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63194990U true JPS63194990U (enExample) | 1988-12-15 |
Family
ID=30940402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8520787U Pending JPS63194990U (enExample) | 1987-05-31 | 1987-05-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63194990U (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0618488U (ja) * | 1992-02-14 | 1994-03-11 | 前田製管株式会社 | 道路用側溝 |
-
1987
- 1987-05-31 JP JP8520787U patent/JPS63194990U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0618488U (ja) * | 1992-02-14 | 1994-03-11 | 前田製管株式会社 | 道路用側溝 |