JPS625101Y2 - - Google Patents
Info
- Publication number
- JPS625101Y2 JPS625101Y2 JP1673283U JP1673283U JPS625101Y2 JP S625101 Y2 JPS625101 Y2 JP S625101Y2 JP 1673283 U JP1673283 U JP 1673283U JP 1673283 U JP1673283 U JP 1673283U JP S625101 Y2 JPS625101 Y2 JP S625101Y2
- Authority
- JP
- Japan
- Prior art keywords
- annular frame
- lid
- cover plate
- manhole
- frame
- 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.)
- Expired
Links
- 239000004576 sand Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1673283U JPS59125553U (ja) | 1983-02-09 | 1983-02-09 | マンホ−ルふた具 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1673283U JPS59125553U (ja) | 1983-02-09 | 1983-02-09 | マンホ−ルふた具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59125553U JPS59125553U (ja) | 1984-08-23 |
| JPS625101Y2 true JPS625101Y2 (xx) | 1987-02-05 |
Family
ID=30147996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1673283U Granted JPS59125553U (ja) | 1983-02-09 | 1983-02-09 | マンホ−ルふた具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59125553U (xx) |
-
1983
- 1983-02-09 JP JP1673283U patent/JPS59125553U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59125553U (ja) | 1984-08-23 |
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