JPS63145992U - - Google Patents
Info
- Publication number
- JPS63145992U JPS63145992U JP3503887U JP3503887U JPS63145992U JP S63145992 U JPS63145992 U JP S63145992U JP 3503887 U JP3503887 U JP 3503887U JP 3503887 U JP3503887 U JP 3503887U JP S63145992 U JPS63145992 U JP S63145992U
- Authority
- JP
- Japan
- Prior art keywords
- divided bodies
- boom
- divided
- straightened
- locks
- 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
- 238000005553 drilling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Jib Cranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3503887U JPS63145992U (en]) | 1987-03-10 | 1987-03-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3503887U JPS63145992U (en]) | 1987-03-10 | 1987-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63145992U true JPS63145992U (en]) | 1988-09-27 |
Family
ID=30844161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3503887U Pending JPS63145992U (en]) | 1987-03-10 | 1987-03-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63145992U (en]) |
-
1987
- 1987-03-10 JP JP3503887U patent/JPS63145992U/ja active Pending