FR2285764B1 - - Google Patents
Info
- Publication number
- FR2285764B1 FR2285764B1 FR7431311A FR7431311A FR2285764B1 FR 2285764 B1 FR2285764 B1 FR 2285764B1 FR 7431311 A FR7431311 A FR 7431311A FR 7431311 A FR7431311 A FR 7431311A FR 2285764 B1 FR2285764 B1 FR 2285764B1
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Push-Button Switches (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7431311A FR2285764A1 (fr) | 1974-09-17 | 1974-09-17 | Clavier de numerotation pour appareil telephonique, appareil de commande d'informatique ou tout autre appareil a clavier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7431311A FR2285764A1 (fr) | 1974-09-17 | 1974-09-17 | Clavier de numerotation pour appareil telephonique, appareil de commande d'informatique ou tout autre appareil a clavier |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2285764A1 FR2285764A1 (fr) | 1976-04-16 |
FR2285764B1 true FR2285764B1 (fr) | 1979-03-09 |
Family
ID=9143138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7431311A Granted FR2285764A1 (fr) | 1974-09-17 | 1974-09-17 | Clavier de numerotation pour appareil telephonique, appareil de commande d'informatique ou tout autre appareil a clavier |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2285764A1 (fr) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE631062A (fr) * | 1962-04-20 | |||
US3725907A (en) * | 1971-06-01 | 1973-04-03 | Texas Instruments Inc | Pushbutton keyboard system |
-
1974
- 1974-09-17 FR FR7431311A patent/FR2285764A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2285764A1 (fr) | 1976-04-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |