JPS5530113B2 - - Google Patents
Info
- Publication number
- JPS5530113B2 JPS5530113B2 JP3829676A JP3829676A JPS5530113B2 JP S5530113 B2 JPS5530113 B2 JP S5530113B2 JP 3829676 A JP3829676 A JP 3829676A JP 3829676 A JP3829676 A JP 3829676A JP S5530113 B2 JPS5530113 B2 JP S5530113B2
- 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
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3829676A JPS52123065A (en) | 1976-04-07 | 1976-04-07 | Jack for center pushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3829676A JPS52123065A (en) | 1976-04-07 | 1976-04-07 | Jack for center pushing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52123065A JPS52123065A (en) | 1977-10-15 |
| JPS5530113B2 true JPS5530113B2 (en)van) | 1980-08-08 |
Family
ID=12521336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3829676A Granted JPS52123065A (en) | 1976-04-07 | 1976-04-07 | Jack for center pushing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS52123065A (en)van) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2902007A (en) * | 1957-05-31 | 1959-09-01 | Allis Chalmers Mfg Co | Cylinder piston assembly with pressure relieving means |
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1976
- 1976-04-07 JP JP3829676A patent/JPS52123065A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52123065A (en) | 1977-10-15 |