JPS546252Y2 - - Google Patents
Info
- Publication number
- JPS546252Y2 JPS546252Y2 JP7848172U JP7848172U JPS546252Y2 JP S546252 Y2 JPS546252 Y2 JP S546252Y2 JP 7848172 U JP7848172 U JP 7848172U JP 7848172 U JP7848172 U JP 7848172U JP S546252 Y2 JPS546252 Y2 JP S546252Y2
- 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 |
|---|---|---|---|
| JP7848172U JPS546252Y2 (en:Method) | 1972-07-03 | 1972-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7848172U JPS546252Y2 (en:Method) | 1972-07-03 | 1972-07-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4938006U JPS4938006U (en:Method) | 1974-04-04 |
| JPS546252Y2 true JPS546252Y2 (en:Method) | 1979-03-23 |
Family
ID=27982730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7848172U Expired JPS546252Y2 (en:Method) | 1972-07-03 | 1972-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS546252Y2 (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5617595Y2 (en:Method) * | 1975-12-12 | 1981-04-23 |
-
1972
- 1972-07-03 JP JP7848172U patent/JPS546252Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4938006U (en:Method) | 1974-04-04 |