JPH01136550U - - Google Patents
Info
- Publication number
- JPH01136550U JPH01136550U JP17635287U JP17635287U JPH01136550U JP H01136550 U JPH01136550 U JP H01136550U JP 17635287 U JP17635287 U JP 17635287U JP 17635287 U JP17635287 U JP 17635287U JP H01136550 U JPH01136550 U JP H01136550U
- Authority
- JP
- Japan
- Prior art keywords
- manhole cover
- hook
- weight type
- type hook
- key receiving
- 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 |
|---|---|---|---|
| JP17635287U JPH01136550U (th) | 1987-11-20 | 1987-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17635287U JPH01136550U (th) | 1987-11-20 | 1987-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01136550U true JPH01136550U (th) | 1989-09-19 |
Family
ID=31468093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17635287U Pending JPH01136550U (th) | 1987-11-20 | 1987-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01136550U (th) |
-
1987
- 1987-11-20 JP JP17635287U patent/JPH01136550U/ja active Pending