BE482900A - - Google Patents
Info
- Publication number
- BE482900A BE482900A BE482900DA BE482900A BE 482900 A BE482900 A BE 482900A BE 482900D A BE482900D A BE 482900DA BE 482900 A BE482900 A BE 482900A
- Authority
- BE
- Belgium
- Prior art keywords
- drill
- hollow handle
- disc
- bore
- hollow
- 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
- B23B51/0063—Centerdrills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/04—Devices for boring or drilling centre holes in workpieces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH966901X | 1947-11-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE482900A true BE482900A (xx) |
Family
ID=4550689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE482900D BE482900A (xx) | 1947-11-18 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE482900A (xx) |
CH (1) | CH257172A (xx) |
FR (1) | FR966901A (xx) |
LU (1) | LU29071A1 (xx) |
-
0
- BE BE482900D patent/BE482900A/fr unknown
- LU LU29071D patent/LU29071A1/xx unknown
-
1947
- 1947-11-18 CH CH257172D patent/CH257172A/de unknown
-
1948
- 1948-05-27 FR FR966901D patent/FR966901A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR966901A (fr) | 1950-10-20 |
LU29071A1 (xx) | |
CH257172A (de) | 1948-09-30 |
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