JPH01137396U - - Google Patents
Info
- Publication number
- JPH01137396U JPH01137396U JP3360788U JP3360788U JPH01137396U JP H01137396 U JPH01137396 U JP H01137396U JP 3360788 U JP3360788 U JP 3360788U JP 3360788 U JP3360788 U JP 3360788U JP H01137396 U JPH01137396 U JP H01137396U
- Authority
- JP
- Japan
- Prior art keywords
- buried pipe
- guide bar
- outer diameter
- inner diameter
- destruction
- 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.)
- Granted
Links
- 230000006378 damage Effects 0.000 claims 2
- 238000005452 bending Methods 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3360788U JPH0613906Y2 (ja) | 1988-03-14 | 1988-03-14 | 埋設管破壊装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3360788U JPH0613906Y2 (ja) | 1988-03-14 | 1988-03-14 | 埋設管破壊装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01137396U true JPH01137396U (cs) | 1989-09-20 |
| JPH0613906Y2 JPH0613906Y2 (ja) | 1994-04-13 |
Family
ID=31260297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3360788U Expired - Lifetime JPH0613906Y2 (ja) | 1988-03-14 | 1988-03-14 | 埋設管破壊装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0613906Y2 (cs) |
-
1988
- 1988-03-14 JP JP3360788U patent/JPH0613906Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0613906Y2 (ja) | 1994-04-13 |