JPS6157801U - - Google Patents
Info
- Publication number
- JPS6157801U JPS6157801U JP14228184U JP14228184U JPS6157801U JP S6157801 U JPS6157801 U JP S6157801U JP 14228184 U JP14228184 U JP 14228184U JP 14228184 U JP14228184 U JP 14228184U JP S6157801 U JPS6157801 U JP S6157801U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- measuring rod
- casing
- steel pipe
- tip
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14228184U JPS6157801U (ko) | 1984-09-21 | 1984-09-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14228184U JPS6157801U (ko) | 1984-09-21 | 1984-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6157801U true JPS6157801U (ko) | 1986-04-18 |
Family
ID=30700606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14228184U Pending JPS6157801U (ko) | 1984-09-21 | 1984-09-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6157801U (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100707719B1 (ko) | 2005-11-03 | 2007-04-16 | (주)화신엔지니어링 | 관로용 관리 표시구 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5714004B2 (ko) * | 1974-05-24 | 1982-03-20 |
-
1984
- 1984-09-21 JP JP14228184U patent/JPS6157801U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5714004B2 (ko) * | 1974-05-24 | 1982-03-20 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100707719B1 (ko) | 2005-11-03 | 2007-04-16 | (주)화신엔지니어링 | 관로용 관리 표시구 |
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