DE107471C - - Google Patents
Info
- Publication number
- DE107471C DE107471C DE1899107471D DE107471DA DE107471C DE 107471 C DE107471 C DE 107471C DE 1899107471 D DE1899107471 D DE 1899107471D DE 107471D A DE107471D A DE 107471DA DE 107471 C DE107471 C DE 107471C
- Authority
- DE
- Germany
- Prior art keywords
- lamp
- relay
- circuit
- coil
- line
- Prior art date
- 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 - Lifetime
Links
- 238000004804 winding Methods 0.000 claims 8
- 238000000926 separation method Methods 0.000 claims 2
- 230000007717 exclusion Effects 0.000 claims 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M5/00—Manual exchanges
- H04M5/12—Calling substations, e.g. by ringing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Relay Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT2951D AT2951B (cs) | 1899-03-02 | 1899-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE107471C true DE107471C (cs) |
Family
ID=377541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1899107471D Expired - Lifetime DE107471C (cs) | 1899-03-02 | 1899-03-02 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE107471C (cs) |
-
1899
- 1899-03-02 DE DE1899107471D patent/DE107471C/de not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE107471C (cs) | ||
| DE159826C (cs) | ||
| DE588217C (de) | Schaltungsanordnung fuer Fernsprechanlagen mit handbedienten Vermittlungseinrichtungen | |
| DE147905C (cs) | ||
| DE874461C (de) | Schaltungsanordnung fuer Fernsprechanlagen mit Handbetrieb | |
| DE137141C (cs) | ||
| DE250971C (cs) | ||
| DE150207C (cs) | ||
| DE112198C (cs) | ||
| DE430493C (de) | Schaltungsanordnung fuer Fernsprechanlagen mit Haupt- und Nebenstellen | |
| DE117996C (cs) | ||
| DE386045C (de) | Schaltungsanordnung fuer Fernsprechanlagen mit Dienstleitungsbetrieb | |
| DE195439C (cs) | ||
| DE168032C (cs) | ||
| AT16928B (de) | Anrufschaltung für Fernsprechämter. | |
| DE354872C (de) | Fernsprechamtsanlage | |
| DE308095C (cs) | ||
| DE143668C (cs) | ||
| DE597497C (de) | Schaltungsanordnung fuer Fernsprechanlagen mit Waehlerbetrieb | |
| DE233775C (cs) | ||
| DE150660C (cs) | ||
| DE200340C (cs) | ||
| DE167704C (cs) | ||
| DE212664C (cs) | ||
| DE428015C (de) | Schaltungsanordnung fuer Verbindungsleitungen zwischen Fernsprechaemtern mit gegenseitiger selbsttaetiger Schlusszeichengebung |