JPS614758B2 - - Google Patents
Info
- Publication number
- JPS614758B2 JPS614758B2 JP3257081A JP3257081A JPS614758B2 JP S614758 B2 JPS614758 B2 JP S614758B2 JP 3257081 A JP3257081 A JP 3257081A JP 3257081 A JP3257081 A JP 3257081A JP S614758 B2 JPS614758 B2 JP S614758B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Landscapes
- Jib Cranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3257081A JPS57151588A (en) | 1981-03-09 | 1981-03-09 | Guyless derrick device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3257081A JPS57151588A (en) | 1981-03-09 | 1981-03-09 | Guyless derrick device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57151588A JPS57151588A (en) | 1982-09-18 |
| JPS614758B2 true JPS614758B2 (nl) | 1986-02-13 |
Family
ID=12362556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3257081A Granted JPS57151588A (en) | 1981-03-09 | 1981-03-09 | Guyless derrick device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57151588A (nl) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63171419U (nl) * | 1987-04-28 | 1988-11-08 | ||
| JPH0541796Y2 (nl) * | 1987-08-17 | 1993-10-21 |
-
1981
- 1981-03-09 JP JP3257081A patent/JPS57151588A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63171419U (nl) * | 1987-04-28 | 1988-11-08 | ||
| JPH0541796Y2 (nl) * | 1987-08-17 | 1993-10-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57151588A (en) | 1982-09-18 |