JPH01179916U - - Google Patents
Info
- Publication number
- JPH01179916U JPH01179916U JP7193988U JP7193988U JPH01179916U JP H01179916 U JPH01179916 U JP H01179916U JP 7193988 U JP7193988 U JP 7193988U JP 7193988 U JP7193988 U JP 7193988U JP H01179916 U JPH01179916 U JP H01179916U
- Authority
- JP
- Japan
- Prior art keywords
- hollow
- circumferential
- plate
- ceiling
- welded
- 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
- 238000007664 blowing Methods 0.000 description 1
Landscapes
- Panels For Use In Building Construction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7193988U JPH01179916U (bg) | 1988-05-31 | 1988-05-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7193988U JPH01179916U (bg) | 1988-05-31 | 1988-05-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01179916U true JPH01179916U (bg) | 1989-12-25 |
Family
ID=31297123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7193988U Pending JPH01179916U (bg) | 1988-05-31 | 1988-05-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01179916U (bg) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0325718U (bg) * | 1989-07-20 | 1991-03-15 |
-
1988
- 1988-05-31 JP JP7193988U patent/JPH01179916U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0325718U (bg) * | 1989-07-20 | 1991-03-15 |