BE559379A - - Google Patents
Info
- Publication number
- BE559379A BE559379A BE559379DA BE559379A BE 559379 A BE559379 A BE 559379A BE 559379D A BE559379D A BE 559379DA BE 559379 A BE559379 A BE 559379A
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Gears, Cams (AREA)
- Gear Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED23407A DE1018919B (de) | 1956-07-21 | 1956-07-21 | Antriebsaggregat fuer Nummernschalter in Fernmelde-, insbesondere Fernsprechanlagen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE559379A true BE559379A (xx) |
Family
ID=7037809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE559379D BE559379A (xx) | 1956-07-21 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE559379A (xx) |
| CH (1) | CH350689A (xx) |
| DE (1) | DE1018919B (xx) |
| FR (1) | FR1184626A (xx) |
| GB (1) | GB865456A (xx) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE945698C (de) * | 1954-05-14 | 1956-07-12 | Friedrich Merk Telefonbau Ag | Trieb fuer Stromstossgeber |
-
0
- BE BE559379D patent/BE559379A/xx unknown
-
1956
- 1956-07-21 DE DED23407A patent/DE1018919B/de active Pending
-
1957
- 1957-07-17 CH CH350689D patent/CH350689A/de unknown
- 1957-07-19 GB GB2291057A patent/GB865456A/en not_active Expired
- 1957-07-19 FR FR1184626D patent/FR1184626A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH350689A (de) | 1960-12-15 |
| GB865456A (en) | 1961-04-19 |
| FR1184626A (fr) | 1959-07-23 |
| DE1018919B (de) | 1957-11-07 |