JPH01172635U - - Google Patents
Info
- Publication number
- JPH01172635U JPH01172635U JP6997288U JP6997288U JPH01172635U JP H01172635 U JPH01172635 U JP H01172635U JP 6997288 U JP6997288 U JP 6997288U JP 6997288 U JP6997288 U JP 6997288U JP H01172635 U JPH01172635 U JP H01172635U
- Authority
- JP
- Japan
- Prior art keywords
- wind
- hole
- wind cylinder
- cylinder
- inner plate
- 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 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Ventilation (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6997288U JPH01172635U (pl) | 1988-05-26 | 1988-05-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6997288U JPH01172635U (pl) | 1988-05-26 | 1988-05-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01172635U true JPH01172635U (pl) | 1989-12-07 |
Family
ID=31295231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6997288U Pending JPH01172635U (pl) | 1988-05-26 | 1988-05-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01172635U (pl) |
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1988
- 1988-05-26 JP JP6997288U patent/JPH01172635U/ja active Pending