JPH0542848Y2 - - Google Patents
Info
- Publication number
- JPH0542848Y2 JPH0542848Y2 JP18861887U JP18861887U JPH0542848Y2 JP H0542848 Y2 JPH0542848 Y2 JP H0542848Y2 JP 18861887 U JP18861887 U JP 18861887U JP 18861887 U JP18861887 U JP 18861887U JP H0542848 Y2 JPH0542848 Y2 JP H0542848Y2
- Authority
- JP
- Japan
- Prior art keywords
- stage
- rod
- shaped
- pyramid
- small triangular
- 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.)
- Expired - Lifetime
Links
- 239000004615 ingredient Substances 0.000 claims 1
- 230000002265 prevention Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Joining Of Building Structures In Genera (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18861887U JPH0542848Y2 (ko) | 1987-12-10 | 1987-12-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18861887U JPH0542848Y2 (ko) | 1987-12-10 | 1987-12-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0193064U JPH0193064U (ko) | 1989-06-19 |
JPH0542848Y2 true JPH0542848Y2 (ko) | 1993-10-28 |
Family
ID=31479698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18861887U Expired - Lifetime JPH0542848Y2 (ko) | 1987-12-10 | 1987-12-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0542848Y2 (ko) |
-
1987
- 1987-12-10 JP JP18861887U patent/JPH0542848Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0193064U (ko) | 1989-06-19 |
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