JPS6246515U - - Google Patents
Info
- Publication number
- JPS6246515U JPS6246515U JP13824785U JP13824785U JPS6246515U JP S6246515 U JPS6246515 U JP S6246515U JP 13824785 U JP13824785 U JP 13824785U JP 13824785 U JP13824785 U JP 13824785U JP S6246515 U JPS6246515 U JP S6246515U
- Authority
- JP
- Japan
- Prior art keywords
- hole drilling
- drill
- main drill
- drilling part
- drilled
- 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 description 4
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13824785U JPS6246515U (bg) | 1985-09-10 | 1985-09-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13824785U JPS6246515U (bg) | 1985-09-10 | 1985-09-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6246515U true JPS6246515U (bg) | 1987-03-20 |
Family
ID=31043054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13824785U Pending JPS6246515U (bg) | 1985-09-10 | 1985-09-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6246515U (bg) |
-
1985
- 1985-09-10 JP JP13824785U patent/JPS6246515U/ja active Pending