NL7213398A - - Google Patents
Info
- Publication number
- NL7213398A NL7213398A NL7213398A NL7213398A NL7213398A NL 7213398 A NL7213398 A NL 7213398A NL 7213398 A NL7213398 A NL 7213398A NL 7213398 A NL7213398 A NL 7213398A NL 7213398 A NL7213398 A NL 7213398A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
- G06K7/081—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes electrostatic, e.g. by detecting the charge of capacitance between electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7213398A NL168970C (nl) | 1972-10-04 | 1972-10-04 | Stelsel bestaande uit een informatiekaart en een bijbehorende kaartlezer. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7213398A NL168970C (nl) | 1972-10-04 | 1972-10-04 | Stelsel bestaande uit een informatiekaart en een bijbehorende kaartlezer. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7213398A true NL7213398A (Direct) | 1974-04-08 |
| NL168970B NL168970B (nl) | 1981-12-16 |
| NL168970C NL168970C (nl) | 1982-05-17 |
Family
ID=19817072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7213398A NL168970C (nl) | 1972-10-04 | 1972-10-04 | Stelsel bestaande uit een informatiekaart en een bijbehorende kaartlezer. |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL168970C (Direct) |
-
1972
- 1972-10-04 NL NL7213398A patent/NL168970C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL168970C (nl) | 1982-05-17 |
| NL168970B (nl) | 1981-12-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| V1 | Lapsed because of non-payment of the annual fee |