BE545650A - - Google Patents
Info
- Publication number
- BE545650A BE545650A BE545650DA BE545650A BE 545650 A BE545650 A BE 545650A BE 545650D A BE545650D A BE 545650DA BE 545650 A BE545650 A BE 545650A
- 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
- B43L13/14—Devices for drawing in perspective
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3099453A GB746874A (en) | 1953-11-09 | 1953-11-09 | Improvements in or relating to apparatus for the direct determination of a perspective view from two projections of an object in planes at right angles to each other |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE545650A true BE545650A (lt) |
Family
ID=10316327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE545650D BE545650A (lt) | 1953-11-09 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE545650A (lt) |
| FR (1) | FR1073553A (lt) |
| GB (1) | GB746874A (lt) |
-
0
- BE BE545650D patent/BE545650A/xx unknown
-
1951
- 1951-09-11 FR FR1073553D patent/FR1073553A/fr not_active Expired
-
1953
- 1953-11-09 GB GB3099453A patent/GB746874A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB746874A (en) | 1956-03-21 |
| FR1073553A (fr) | 1954-09-27 |