JPH0417584U - - Google Patents
Info
- Publication number
- JPH0417584U JPH0417584U JP5813890U JP5813890U JPH0417584U JP H0417584 U JPH0417584 U JP H0417584U JP 5813890 U JP5813890 U JP 5813890U JP 5813890 U JP5813890 U JP 5813890U JP H0417584 U JPH0417584 U JP H0417584U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- inner pipe
- support part
- outer pipe
- double
- 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 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5813890U JPH0417584U (hu) | 1990-06-01 | 1990-06-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5813890U JPH0417584U (hu) | 1990-06-01 | 1990-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0417584U true JPH0417584U (hu) | 1992-02-13 |
Family
ID=31583477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5813890U Pending JPH0417584U (hu) | 1990-06-01 | 1990-06-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0417584U (hu) |
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1990
- 1990-06-01 JP JP5813890U patent/JPH0417584U/ja active Pending