JPS646581U - - Google Patents
Info
- Publication number
- JPS646581U JPS646581U JP10068587U JP10068587U JPS646581U JP S646581 U JPS646581 U JP S646581U JP 10068587 U JP10068587 U JP 10068587U JP 10068587 U JP10068587 U JP 10068587U JP S646581 U JPS646581 U JP S646581U
- Authority
- JP
- Japan
- Prior art keywords
- underground
- impact
- propulsion device
- type
- type underground
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Component Parts Of Construction Machinery (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10068587U JPS646581U (en]) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10068587U JPS646581U (en]) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS646581U true JPS646581U (en]) | 1989-01-13 |
Family
ID=31328982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10068587U Pending JPS646581U (en]) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS646581U (en]) |
-
1987
- 1987-06-30 JP JP10068587U patent/JPS646581U/ja active Pending