JPS63161956U - - Google Patents
Info
- Publication number
- JPS63161956U JPS63161956U JP5540087U JP5540087U JPS63161956U JP S63161956 U JPS63161956 U JP S63161956U JP 5540087 U JP5540087 U JP 5540087U JP 5540087 U JP5540087 U JP 5540087U JP S63161956 U JPS63161956 U JP S63161956U
- Authority
- JP
- Japan
- Prior art keywords
- self
- buried pipe
- propelled body
- ground
- devices
- Prior art date
- 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.)
- Granted
Links
- 238000009412 basement excavation Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987055400U JPH0617881Y2 (ja) | 1987-04-14 | 1987-04-14 | 埋設管掘削機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987055400U JPH0617881Y2 (ja) | 1987-04-14 | 1987-04-14 | 埋設管掘削機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63161956U true JPS63161956U (es) | 1988-10-21 |
| JPH0617881Y2 JPH0617881Y2 (ja) | 1994-05-11 |
Family
ID=30883267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987055400U Expired - Lifetime JPH0617881Y2 (ja) | 1987-04-14 | 1987-04-14 | 埋設管掘削機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0617881Y2 (es) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6193544U (es) * | 1984-11-26 | 1986-06-17 |
-
1987
- 1987-04-14 JP JP1987055400U patent/JPH0617881Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6193544U (es) * | 1984-11-26 | 1986-06-17 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0617881Y2 (ja) | 1994-05-11 |
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