JPS63201280U - - Google Patents
Info
- Publication number
- JPS63201280U JPS63201280U JP9272787U JP9272787U JPS63201280U JP S63201280 U JPS63201280 U JP S63201280U JP 9272787 U JP9272787 U JP 9272787U JP 9272787 U JP9272787 U JP 9272787U JP S63201280 U JPS63201280 U JP S63201280U
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- propulsion
- utility
- attached
- model registration
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000005253 cladding Methods 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9272787U JPS63201280U (en]) | 1987-06-18 | 1987-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9272787U JPS63201280U (en]) | 1987-06-18 | 1987-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63201280U true JPS63201280U (en]) | 1988-12-26 |
Family
ID=30954686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9272787U Pending JPS63201280U (en]) | 1987-06-18 | 1987-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63201280U (en]) |
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1987
- 1987-06-18 JP JP9272787U patent/JPS63201280U/ja active Pending