JPS566551Y2 - - Google Patents
Info
- Publication number
- JPS566551Y2 JPS566551Y2 JP1975079680U JP7968075U JPS566551Y2 JP S566551 Y2 JPS566551 Y2 JP S566551Y2 JP 1975079680 U JP1975079680 U JP 1975079680U JP 7968075 U JP7968075 U JP 7968075U JP S566551 Y2 JPS566551 Y2 JP S566551Y2
- 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 |
|---|---|---|---|
| JP1975079680U JPS566551Y2 (en:Method) | 1975-06-12 | 1975-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1975079680U JPS566551Y2 (en:Method) | 1975-06-12 | 1975-06-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51158633U JPS51158633U (en:Method) | 1976-12-17 |
| JPS566551Y2 true JPS566551Y2 (en:Method) | 1981-02-13 |
Family
ID=28557748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1975079680U Expired JPS566551Y2 (en:Method) | 1975-06-12 | 1975-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS566551Y2 (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6214236Y2 (en:Method) * | 1981-05-21 | 1987-04-11 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS475156U (en:Method) * | 1971-02-05 | 1972-09-14 | ||
| JPS49130028U (en:Method) * | 1973-03-15 | 1974-11-08 |
-
1975
- 1975-06-12 JP JP1975079680U patent/JPS566551Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51158633U (en:Method) | 1976-12-17 |