BE556738A - - Google Patents
Info
- Publication number
- BE556738A BE556738A BE556738DA BE556738A BE 556738 A BE556738 A BE 556738A BE 556738D A BE556738D A BE 556738DA BE 556738 A BE556738 A BE 556738A
- Authority
- BE
- Belgium
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
-
- 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)
- Mechanical Operated Clutches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEK28617A DE1011469B (de) | 1956-04-17 | 1956-04-17 | Impulsgeber, insbesondere Nummernschalter fuer Fernsprechgeraete u. dgl., der durch voll- oder halbselbsttaetige Betaetigung von elektrischen Kontakten Impulsserien wechselnder und beliebig waehlbarer Impulszahl aussendet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE556738A true BE556738A (OSRAM) |
Family
ID=7218263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE556738D BE556738A (OSRAM) | 1956-04-17 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE556738A (OSRAM) |
| CH (1) | CH355187A (OSRAM) |
| DE (1) | DE1011469B (OSRAM) |
| NL (4) | NL105264C (OSRAM) |
-
0
- NL NL257119D patent/NL257119A/xx unknown
- BE BE556738D patent/BE556738A/xx unknown
- NL NL216292D patent/NL216292A/xx unknown
- NL NL126262D patent/NL126262C/xx active
- NL NL105264D patent/NL105264C/xx active
-
1956
- 1956-04-17 DE DEK28617A patent/DE1011469B/de active Pending
-
1957
- 1957-04-15 CH CH355187D patent/CH355187A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL126262C (OSRAM) | |
| DE1011469B (de) | 1957-07-04 |
| NL257119A (OSRAM) | |
| CH355187A (de) | 1961-06-30 |
| NL105264C (OSRAM) | |
| NL216292A (OSRAM) |