JPH01153018U - - Google Patents
Info
- Publication number
- JPH01153018U JPH01153018U JP4977288U JP4977288U JPH01153018U JP H01153018 U JPH01153018 U JP H01153018U JP 4977288 U JP4977288 U JP 4977288U JP 4977288 U JP4977288 U JP 4977288U JP H01153018 U JPH01153018 U JP H01153018U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- wall surface
- drill hole
- shape
- angle
- 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
- 238000001125 extrusion Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Rod-Shaped Construction Members (AREA)
- Extrusion Of Metal (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4977288U JPH01153018U (id) | 1988-04-13 | 1988-04-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4977288U JPH01153018U (id) | 1988-04-13 | 1988-04-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01153018U true JPH01153018U (id) | 1989-10-23 |
Family
ID=31275856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4977288U Pending JPH01153018U (id) | 1988-04-13 | 1988-04-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01153018U (id) |
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1988
- 1988-04-13 JP JP4977288U patent/JPH01153018U/ja active Pending