JPS6341652U - - Google Patents
Info
- Publication number
- JPS6341652U JPS6341652U JP13336486U JP13336486U JPS6341652U JP S6341652 U JPS6341652 U JP S6341652U JP 13336486 U JP13336486 U JP 13336486U JP 13336486 U JP13336486 U JP 13336486U JP S6341652 U JPS6341652 U JP S6341652U
- Authority
- JP
- Japan
- Prior art keywords
- vent hole
- gas vent
- top plate
- manhole cover
- compressed
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13336486U JPS6341652U (xx) | 1986-08-30 | 1986-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13336486U JPS6341652U (xx) | 1986-08-30 | 1986-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6341652U true JPS6341652U (xx) | 1988-03-18 |
Family
ID=31033611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13336486U Pending JPS6341652U (xx) | 1986-08-30 | 1986-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6341652U (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024029010A1 (ja) * | 2022-08-03 | 2024-02-08 | 日本電信電話株式会社 | 地下構造物用蓋、ガス排出システム、及びガス排出システム構築方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6150142B2 (xx) * | 1983-01-06 | 1986-11-01 | Sumitomo Light Metal Ind |
-
1986
- 1986-08-30 JP JP13336486U patent/JPS6341652U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6150142B2 (xx) * | 1983-01-06 | 1986-11-01 | Sumitomo Light Metal Ind |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024029010A1 (ja) * | 2022-08-03 | 2024-02-08 | 日本電信電話株式会社 | 地下構造物用蓋、ガス排出システム、及びガス排出システム構築方法 |