JPS61198351U - - Google Patents
Info
- Publication number
- JPS61198351U JPS61198351U JP8086885U JP8086885U JPS61198351U JP S61198351 U JPS61198351 U JP S61198351U JP 8086885 U JP8086885 U JP 8086885U JP 8086885 U JP8086885 U JP 8086885U JP S61198351 U JPS61198351 U JP S61198351U
- Authority
- JP
- Japan
- Prior art keywords
- propulsion
- propulsion means
- pipe
- burying
- working machine
- 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
- 239000004576 sand Substances 0.000 claims 1
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8086885U JPS61198351U (cs) | 1985-05-31 | 1985-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8086885U JPS61198351U (cs) | 1985-05-31 | 1985-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61198351U true JPS61198351U (cs) | 1986-12-11 |
Family
ID=30627120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8086885U Pending JPS61198351U (cs) | 1985-05-31 | 1985-05-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61198351U (cs) |
-
1985
- 1985-05-31 JP JP8086885U patent/JPS61198351U/ja active Pending