TW549164U - Drilling bit structure with welding tip - Google Patents
Drilling bit structure with welding tipInfo
- Publication number
- TW549164U TW549164U TW91203538U TW91203538U TW549164U TW 549164 U TW549164 U TW 549164U TW 91203538 U TW91203538 U TW 91203538U TW 91203538 U TW91203538 U TW 91203538U TW 549164 U TW549164 U TW 549164U
- Authority
- TW
- Taiwan
- Prior art keywords
- welding tip
- drilling bit
- bit structure
- drilling
- welding
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW91203538U TW549164U (en) | 2002-03-20 | 2002-03-20 | Drilling bit structure with welding tip |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW91203538U TW549164U (en) | 2002-03-20 | 2002-03-20 | Drilling bit structure with welding tip |
Publications (1)
Publication Number | Publication Date |
---|---|
TW549164U true TW549164U (en) | 2003-08-21 |
Family
ID=29998158
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW91203538U TW549164U (en) | 2002-03-20 | 2002-03-20 | Drilling bit structure with welding tip |
Country Status (1)
Country | Link |
---|---|
TW (1) | TW549164U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI784907B (en) | 2021-05-10 | 2022-11-21 | 日商Osg股份有限公司 | drill |
-
2002
- 2002-03-20 TW TW91203538U patent/TW549164U/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI784907B (en) | 2021-05-10 | 2022-11-21 | 日商Osg股份有限公司 | drill |
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