JPH044045Y2 - - Google Patents
Info
- Publication number
- JPH044045Y2 JPH044045Y2 JP11901986U JP11901986U JPH044045Y2 JP H044045 Y2 JPH044045 Y2 JP H044045Y2 JP 11901986 U JP11901986 U JP 11901986U JP 11901986 U JP11901986 U JP 11901986U JP H044045 Y2 JPH044045 Y2 JP H044045Y2
- Authority
- JP
- Japan
- Prior art keywords
- locking
- manhole cover
- lever
- manhole
- support 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11901986U JPH044045Y2 (US07847105-20101207-C00016.png) | 1986-08-02 | 1986-08-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11901986U JPH044045Y2 (US07847105-20101207-C00016.png) | 1986-08-02 | 1986-08-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6327566U JPS6327566U (US07847105-20101207-C00016.png) | 1988-02-23 |
| JPH044045Y2 true JPH044045Y2 (US07847105-20101207-C00016.png) | 1992-02-06 |
Family
ID=31006008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11901986U Expired JPH044045Y2 (US07847105-20101207-C00016.png) | 1986-08-02 | 1986-08-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044045Y2 (US07847105-20101207-C00016.png) |
-
1986
- 1986-08-02 JP JP11901986U patent/JPH044045Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6327566U (US07847105-20101207-C00016.png) | 1988-02-23 |
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