FR487904A - Improvements made to tool holders - Google Patents
Improvements made to tool holdersInfo
- Publication number
- FR487904A FR487904A FR487904A FR487904DA FR487904A FR 487904 A FR487904 A FR 487904A FR 487904 A FR487904 A FR 487904A FR 487904D A FR487904D A FR 487904DA FR 487904 A FR487904 A FR 487904A
- Authority
- FR
- France
- Prior art keywords
- improvements made
- tool holders
- holders
- tool
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US487904XA | 1917-11-02 | 1917-11-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR487904A true FR487904A (en) | 1918-08-07 |
Family
ID=1524328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR487904A Expired FR487904A (en) | 1917-11-02 | 1917-12-08 | Improvements made to tool holders |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR487904A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1224119B (en) * | 1960-08-04 | 1966-09-01 | Beaver Tool And Engineering Co | Tool chucks, e.g. B. drill chucks |
-
1917
- 1917-12-08 FR FR487904A patent/FR487904A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1224119B (en) * | 1960-08-04 | 1966-09-01 | Beaver Tool And Engineering Co | Tool chucks, e.g. B. drill chucks |
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