JPS6391620U - - Google Patents
Info
- Publication number
- JPS6391620U JPS6391620U JP18572786U JP18572786U JPS6391620U JP S6391620 U JPS6391620 U JP S6391620U JP 18572786 U JP18572786 U JP 18572786U JP 18572786 U JP18572786 U JP 18572786U JP S6391620 U JPS6391620 U JP S6391620U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- cord
- hole
- vault
- penetrating
- 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
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 description 2
Landscapes
- Support Of Aerials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18572786U JPS6391620U (cs) | 1986-12-02 | 1986-12-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18572786U JPS6391620U (cs) | 1986-12-02 | 1986-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6391620U true JPS6391620U (cs) | 1988-06-14 |
Family
ID=31134625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18572786U Pending JPS6391620U (cs) | 1986-12-02 | 1986-12-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6391620U (cs) |
-
1986
- 1986-12-02 JP JP18572786U patent/JPS6391620U/ja active Pending