BE503889A - - Google Patents
Info
- Publication number
- BE503889A BE503889A BE503889DA BE503889A BE 503889 A BE503889 A BE 503889A BE 503889D A BE503889D A BE 503889DA BE 503889 A BE503889 A BE 503889A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
- G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
- G06K1/121—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by printing code marks
- G06K1/123—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by printing code marks for colour code marks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/12—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using a selected wavelength, e.g. to sense red marks and ignore blue marks
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Credit Cards Or The Like (AREA)
- Impression-Transfer Materials And Handling Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1021260T | 1950-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE503889A true BE503889A (fi) |
Family
ID=9576868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE503889D BE503889A (fi) | 1950-07-03 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE503889A (fi) |
| FR (1) | FR1021260A (fi) |
| GB (1) | GB703661A (fi) |
| NL (2) | NL83454C (fi) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU32390A1 (fi) * | 1953-03-09 | 1900-01-01 | ||
| NL252820A (fi) * | 1959-06-25 | |||
| AT348780B (de) * | 1974-05-07 | 1979-03-12 | Weber Lichtsteuergeraete Kg | Abtastvorrichtung mit fotozellen zur |
-
0
- NL NL7503253.A patent/NL162077B/xx unknown
- BE BE503889D patent/BE503889A/xx unknown
- NL NL83454D patent/NL83454C/xx active
-
1950
- 1950-07-03 FR FR1021260D patent/FR1021260A/fr not_active Expired
-
1951
- 1951-06-29 GB GB15528/51A patent/GB703661A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB703661A (en) | 1954-02-10 |
| NL162077B (nl) | |
| NL83454C (fi) | |
| FR1021260A (fr) | 1953-02-17 |