JPH0289093U - - Google Patents
Info
- Publication number
- JPH0289093U JPH0289093U JP16962588U JP16962588U JPH0289093U JP H0289093 U JPH0289093 U JP H0289093U JP 16962588 U JP16962588 U JP 16962588U JP 16962588 U JP16962588 U JP 16962588U JP H0289093 U JPH0289093 U JP H0289093U
- Authority
- JP
- Japan
- Prior art keywords
- propulsion
- exterior covering
- propulsion method
- pipe
- covers
- 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
- 229920002978 Vinylon Polymers 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16962588U JPH0289093U (sl) | 1988-12-27 | 1988-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16962588U JPH0289093U (sl) | 1988-12-27 | 1988-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0289093U true JPH0289093U (sl) | 1990-07-13 |
Family
ID=31459856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16962588U Pending JPH0289093U (sl) | 1988-12-27 | 1988-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0289093U (sl) |
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1988
- 1988-12-27 JP JP16962588U patent/JPH0289093U/ja active Pending