BE441373A - - Google Patents
Info
- Publication number
- BE441373A BE441373A BE441373DA BE441373A BE 441373 A BE441373 A BE 441373A BE 441373D A BE441373D A BE 441373DA BE 441373 A BE441373 A BE 441373A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/30—Perforating, i.e. punching holes in annular parts, e.g. rims
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR971397T | 1940-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE441373A true BE441373A (nl) |
Family
ID=9513111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE441373D BE441373A (nl) | 1940-05-11 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE441373A (nl) |
| FR (1) | FR971397A (nl) |
-
0
- BE BE441373D patent/BE441373A/xx unknown
-
1940
- 1940-05-11 FR FR971397D patent/FR971397A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR971397A (fr) | 1951-01-16 |