NL261795A - - Google Patents
Info
- Publication number
- NL261795A NL261795A NL261795DA NL261795A NL 261795 A NL261795 A NL 261795A NL 261795D A NL261795D A NL 261795DA NL 261795 A NL261795 A NL 261795A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/30—Devices which can set up and transmit only one digit at a time
- H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
- H04M1/34—Lost-motion or other arrangements for ensuring a pause between successive digit transmissions
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH233660A CH376968A (de) | 1960-03-02 | 1960-03-02 | Nummernschalter für Fernsprechanlagen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL261795A true NL261795A (en:Method) |
Family
ID=4231425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL261795D NL261795A (en:Method) | 1960-03-02 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH376968A (en:Method) |
| DE (1) | DE1813550U (en:Method) |
| NL (1) | NL261795A (en:Method) |
-
0
- NL NL261795D patent/NL261795A/xx unknown
-
1960
- 1960-03-02 CH CH233660A patent/CH376968A/de unknown
- 1960-03-25 DE DE1960A0014811 patent/DE1813550U/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH376968A (de) | 1964-04-30 |
| DE1813550U (de) | 1960-06-23 |