FR742860A - - Google Patents
Info
- Publication number
- FR742860A FR742860A FR742860DA FR742860A FR 742860 A FR742860 A FR 742860A FR 742860D A FR742860D A FR 742860DA FR 742860 A FR742860 A FR 742860A
- Authority
- FR
- France
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/02—Making articles shaped as bodies of revolution discs; disc wheels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR742860A true FR742860A (OSRAM) | 1933-03-18 |
Family
ID=1547201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR742860D Expired FR742860A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR742860A (OSRAM) |
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0
- FR FR742860D patent/FR742860A/fr not_active Expired