BE443255A - - Google Patents
Info
- Publication number
- BE443255A BE443255A BE443255DA BE443255A BE 443255 A BE443255 A BE 443255A BE 443255D A BE443255D A BE 443255DA BE 443255 A BE443255 A BE 443255A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/04—Guides for rulers
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR878183T | 1941-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE443255A true BE443255A (en:Method) |
Family
ID=9361300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE443255D BE443255A (en:Method) | 1941-12-15 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE443255A (en:Method) |
| FR (1) | FR878183A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2732624A (en) * | 1956-01-31 | Drafting equipment |
-
0
- BE BE443255D patent/BE443255A/xx unknown
-
1941
- 1941-12-15 FR FR878183D patent/FR878183A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR878183A (fr) | 1943-01-13 |