JPH01122589U - - Google Patents
Info
- Publication number
- JPH01122589U JPH01122589U JP1891988U JP1891988U JPH01122589U JP H01122589 U JPH01122589 U JP H01122589U JP 1891988 U JP1891988 U JP 1891988U JP 1891988 U JP1891988 U JP 1891988U JP H01122589 U JPH01122589 U JP H01122589U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- outer diameter
- less
- inner diameter
- rod
- 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
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Pipe Accessories (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1891988U JPH01122589U (enExample) | 1988-02-16 | 1988-02-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1891988U JPH01122589U (enExample) | 1988-02-16 | 1988-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01122589U true JPH01122589U (enExample) | 1989-08-21 |
Family
ID=31233982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1891988U Pending JPH01122589U (enExample) | 1988-02-16 | 1988-02-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01122589U (enExample) |
-
1988
- 1988-02-16 JP JP1891988U patent/JPH01122589U/ja active Pending