JPS63156236U - - Google Patents
Info
- Publication number
- JPS63156236U JPS63156236U JP4753287U JP4753287U JPS63156236U JP S63156236 U JPS63156236 U JP S63156236U JP 4753287 U JP4753287 U JP 4753287U JP 4753287 U JP4753287 U JP 4753287U JP S63156236 U JPS63156236 U JP S63156236U
- Authority
- JP
- Japan
- Prior art keywords
- packing member
- manhole cover
- back surface
- manhole
- annular 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.)
- Pending
Links
- 238000012856 packing Methods 0.000 claims description 7
- 238000004078 waterproofing Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4753287U JPS63156236U (nl) | 1987-03-28 | 1987-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4753287U JPS63156236U (nl) | 1987-03-28 | 1987-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63156236U true JPS63156236U (nl) | 1988-10-13 |
Family
ID=30868223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4753287U Pending JPS63156236U (nl) | 1987-03-28 | 1987-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63156236U (nl) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4328294Y1 (nl) * | 1965-06-05 | 1968-11-21 | ||
| JPS4411348Y1 (nl) * | 1965-06-05 | 1969-05-10 |
-
1987
- 1987-03-28 JP JP4753287U patent/JPS63156236U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4328294Y1 (nl) * | 1965-06-05 | 1968-11-21 | ||
| JPS4411348Y1 (nl) * | 1965-06-05 | 1969-05-10 |