JPH0484631U - - Google Patents
Info
- Publication number
- JPH0484631U JPH0484631U JP12976290U JP12976290U JPH0484631U JP H0484631 U JPH0484631 U JP H0484631U JP 12976290 U JP12976290 U JP 12976290U JP 12976290 U JP12976290 U JP 12976290U JP H0484631 U JPH0484631 U JP H0484631U
- Authority
- JP
- Japan
- Prior art keywords
- wall surface
- drill blade
- corrugated
- shape
- arbitrary
- 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
- 238000005553 drilling Methods 0.000 claims 1
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12976290U JPH0484631U (en]) | 1990-11-30 | 1990-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12976290U JPH0484631U (en]) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0484631U true JPH0484631U (en]) | 1992-07-23 |
Family
ID=31877149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12976290U Pending JPH0484631U (en]) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0484631U (en]) |
-
1990
- 1990-11-30 JP JP12976290U patent/JPH0484631U/ja active Pending