FR2327592B3 - - Google Patents
Info
- Publication number
- FR2327592B3 FR2327592B3 FR7531464A FR7531464A FR2327592B3 FR 2327592 B3 FR2327592 B3 FR 2327592B3 FR 7531464 A FR7531464 A FR 7531464A FR 7531464 A FR7531464 A FR 7531464A FR 2327592 B3 FR2327592 B3 FR 2327592B3
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/941—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector
- H03K17/943—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector using a plurality of optical emitters or detectors, e.g. keyboard
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7531464A FR2327592A1 (fr) | 1975-10-08 | 1975-10-08 | Touche de commande de fonction par effleurement digital |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7531464A FR2327592A1 (fr) | 1975-10-08 | 1975-10-08 | Touche de commande de fonction par effleurement digital |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2327592A1 FR2327592A1 (fr) | 1977-05-06 |
| FR2327592B3 true FR2327592B3 (OSRAM) | 1979-06-29 |
Family
ID=9161188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7531464A Granted FR2327592A1 (fr) | 1975-10-08 | 1975-10-08 | Touche de commande de fonction par effleurement digital |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2327592A1 (OSRAM) |
-
1975
- 1975-10-08 FR FR7531464A patent/FR2327592A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2327592A1 (fr) | 1977-05-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CN | Change in juridical nature |