KR920016422U - 드릴작업용 챔퍼링(champering)공구 - Google Patents
드릴작업용 챔퍼링(champering)공구Info
- Publication number
- KR920016422U KR920016422U KR2019910002896U KR910002896U KR920016422U KR 920016422 U KR920016422 U KR 920016422U KR 2019910002896 U KR2019910002896 U KR 2019910002896U KR 910002896 U KR910002896 U KR 910002896U KR 920016422 U KR920016422 U KR 920016422U
- Authority
- KR
- South Korea
- Prior art keywords
- champering
- drilling
- tool
- champering tool
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/08—Drills combined with tool parts or tools for performing additional working
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/02—Twist drills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910002896U KR930003428Y1 (ko) | 1991-02-28 | 1991-02-28 | 드릴작업용 챔퍼링(champering)공구 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910002896U KR930003428Y1 (ko) | 1991-02-28 | 1991-02-28 | 드릴작업용 챔퍼링(champering)공구 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920016422U true KR920016422U (ko) | 1992-09-16 |
KR930003428Y1 KR930003428Y1 (ko) | 1993-06-11 |
Family
ID=19311399
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019910002896U KR930003428Y1 (ko) | 1991-02-28 | 1991-02-28 | 드릴작업용 챔퍼링(champering)공구 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR930003428Y1 (ko) |
-
1991
- 1991-02-28 KR KR2019910002896U patent/KR930003428Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR930003428Y1 (ko) | 1993-06-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
LAPS | Lapse due to unpaid annual fee |