JPS6442381U - - Google Patents
Info
- Publication number
- JPS6442381U JPS6442381U JP13669287U JP13669287U JPS6442381U JP S6442381 U JPS6442381 U JP S6442381U JP 13669287 U JP13669287 U JP 13669287U JP 13669287 U JP13669287 U JP 13669287U JP S6442381 U JPS6442381 U JP S6442381U
- Authority
- JP
- Japan
- Prior art keywords
- lid body
- outer frame
- steel piece
- concrete
- concrete lid
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987136692U JPH0327109Y2 (sl) | 1987-09-07 | 1987-09-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987136692U JPH0327109Y2 (sl) | 1987-09-07 | 1987-09-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6442381U true JPS6442381U (sl) | 1989-03-14 |
| JPH0327109Y2 JPH0327109Y2 (sl) | 1991-06-12 |
Family
ID=31397437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987136692U Expired JPH0327109Y2 (sl) | 1987-09-07 | 1987-09-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0327109Y2 (sl) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4328293Y1 (sl) * | 1965-01-22 | 1968-11-21 |
-
1987
- 1987-09-07 JP JP1987136692U patent/JPH0327109Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4328293Y1 (sl) * | 1965-01-22 | 1968-11-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0327109Y2 (sl) | 1991-06-12 |