CH269247A - Precision drill. - Google Patents
Precision drill.Info
- Publication number
- CH269247A CH269247A CH269247DA CH269247A CH 269247 A CH269247 A CH 269247A CH 269247D A CH269247D A CH 269247DA CH 269247 A CH269247 A CH 269247A
- Authority
- CH
- Switzerland
- Prior art keywords
- precision drill
- drill
- precision
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Sewing Machines And Sewing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1792748A GB646558A (en) | 1948-07-03 | 1948-07-03 | Improvements in or relating to sensitive drilling machines |
Publications (1)
Publication Number | Publication Date |
---|---|
CH269247A true CH269247A (en) | 1950-06-30 |
Family
ID=10103681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH269247D CH269247A (en) | 1948-07-03 | 1948-07-29 | Precision drill. |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH269247A (en) |
GB (1) | GB646558A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3042873A1 (en) * | 1979-11-14 | 1981-05-27 | Kabushiki Kaisha Imai Tetsukojo, Ohta, Gunma | DRILL LIFTING AND LOWERING DEVICE FOR ELECTRIC DRILLING MACHINE |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110653391B (en) * | 2019-10-16 | 2024-04-30 | 江阴市茂辉铝业有限公司 | Air conditioner condenser heat dissipation high-performance aluminum profile production device and production method thereof |
-
1948
- 1948-07-03 GB GB1792748A patent/GB646558A/en not_active Expired
- 1948-07-29 CH CH269247D patent/CH269247A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3042873A1 (en) * | 1979-11-14 | 1981-05-27 | Kabushiki Kaisha Imai Tetsukojo, Ohta, Gunma | DRILL LIFTING AND LOWERING DEVICE FOR ELECTRIC DRILLING MACHINE |
Also Published As
Publication number | Publication date |
---|---|
GB646558A (en) | 1950-11-22 |
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