JPH026790U - - Google Patents
Info
- Publication number
- JPH026790U JPH026790U JP8428488U JP8428488U JPH026790U JP H026790 U JPH026790 U JP H026790U JP 8428488 U JP8428488 U JP 8428488U JP 8428488 U JP8428488 U JP 8428488U JP H026790 U JPH026790 U JP H026790U
- Authority
- JP
- Japan
- Prior art keywords
- insulating material
- insulating
- tube
- butt
- interposed
- 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
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8428488U JPH026790U (no) | 1988-06-24 | 1988-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8428488U JPH026790U (no) | 1988-06-24 | 1988-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH026790U true JPH026790U (no) | 1990-01-17 |
Family
ID=31308980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8428488U Pending JPH026790U (no) | 1988-06-24 | 1988-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH026790U (no) |
-
1988
- 1988-06-24 JP JP8428488U patent/JPH026790U/ja active Pending