JPH0332688U - - Google Patents
Info
- Publication number
- JPH0332688U JPH0332688U JP8529990U JP8529990U JPH0332688U JP H0332688 U JPH0332688 U JP H0332688U JP 8529990 U JP8529990 U JP 8529990U JP 8529990 U JP8529990 U JP 8529990U JP H0332688 U JPH0332688 U JP H0332688U
- Authority
- JP
- Japan
- Prior art keywords
- guide member
- rectangular cylindrical
- rear end
- short rectangular
- end surfaces
- 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
- 230000001737 promoting effect Effects 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8529990U JPH0332688U (ko) | 1990-08-10 | 1990-08-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8529990U JPH0332688U (ko) | 1990-08-10 | 1990-08-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0332688U true JPH0332688U (ko) | 1991-03-29 |
Family
ID=31634359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8529990U Pending JPH0332688U (ko) | 1990-08-10 | 1990-08-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0332688U (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50133619A (ko) * | 1974-04-10 | 1975-10-23 | ||
JPS50150211A (ko) * | 1974-05-23 | 1975-12-02 | ||
JPS6062398A (ja) * | 1983-09-14 | 1985-04-10 | 株式会社奥村組 | 地下道の構築方法 |
-
1990
- 1990-08-10 JP JP8529990U patent/JPH0332688U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50133619A (ko) * | 1974-04-10 | 1975-10-23 | ||
JPS50150211A (ko) * | 1974-05-23 | 1975-12-02 | ||
JPS6062398A (ja) * | 1983-09-14 | 1985-04-10 | 株式会社奥村組 | 地下道の構築方法 |