JPS4922716A - - Google Patents
Info
- Publication number
- JPS4922716A JPS4922716A JP6300172A JP6300172A JPS4922716A JP S4922716 A JPS4922716 A JP S4922716A JP 6300172 A JP6300172 A JP 6300172A JP 6300172 A JP6300172 A JP 6300172A JP S4922716 A JPS4922716 A JP S4922716A
- 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.)
- Pending
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6300172A JPS4922716A (enExample) | 1972-06-23 | 1972-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6300172A JPS4922716A (enExample) | 1972-06-23 | 1972-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4922716A true JPS4922716A (enExample) | 1974-02-28 |
Family
ID=13216633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6300172A Pending JPS4922716A (enExample) | 1972-06-23 | 1972-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4922716A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61102997A (ja) * | 1984-10-26 | 1986-05-21 | 株式会社 浅川組 | 推進管の付着物除去工法 |
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1972
- 1972-06-23 JP JP6300172A patent/JPS4922716A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61102997A (ja) * | 1984-10-26 | 1986-05-21 | 株式会社 浅川組 | 推進管の付着物除去工法 |