JPS6437555U - - Google Patents
Info
- Publication number
- JPS6437555U JPS6437555U JP13216387U JP13216387U JPS6437555U JP S6437555 U JPS6437555 U JP S6437555U JP 13216387 U JP13216387 U JP 13216387U JP 13216387 U JP13216387 U JP 13216387U JP S6437555 U JPS6437555 U JP S6437555U
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- reinforced plastic
- fiber
- opening
- main body
- 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
- 238000007789 sealing Methods 0.000 claims description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims 4
- 239000011151 fibre-reinforced plastic Substances 0.000 claims 4
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000002184 metal Substances 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13216387U JPS6437555U (es) | 1987-08-28 | 1987-08-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13216387U JPS6437555U (es) | 1987-08-28 | 1987-08-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6437555U true JPS6437555U (es) | 1989-03-07 |
Family
ID=31388876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13216387U Pending JPS6437555U (es) | 1987-08-28 | 1987-08-28 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6437555U (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002146892A (ja) * | 2000-11-09 | 2002-05-22 | Sekisui Kanzai Technics Kk | 下水道用縦管の点検口蓋構造 |
-
1987
- 1987-08-28 JP JP13216387U patent/JPS6437555U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002146892A (ja) * | 2000-11-09 | 2002-05-22 | Sekisui Kanzai Technics Kk | 下水道用縦管の点検口蓋構造 |