BE644441A - - Google Patents
Info
- Publication number
- BE644441A BE644441A BE644441DA BE644441A BE 644441 A BE644441 A BE 644441A BE 644441D A BE644441D A BE 644441DA BE 644441 A BE644441 A BE 644441A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Credit Cards Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28420463A | 1963-05-29 | 1963-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE644441A true BE644441A (es) | 1964-08-27 |
Family
ID=23089278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE644441D BE644441A (es) | 1963-05-29 | 1964-02-27 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE644441A (es) |
| CH (1) | CH426939A (es) |
| GB (1) | GB1045938A (es) |
| NL (1) | NL6402068A (es) |
-
1964
- 1964-02-27 BE BE644441D patent/BE644441A/xx unknown
- 1964-03-02 NL NL6402068A patent/NL6402068A/xx unknown
- 1964-03-02 CH CH261364A patent/CH426939A/de unknown
- 1964-03-05 GB GB941364A patent/GB1045938A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6402068A (es) | 1964-11-30 |
| CH426939A (de) | 1966-12-31 |
| GB1045938A (en) | 1966-10-19 |