DE156957C - - Google Patents
Info
- Publication number
- DE156957C DE156957C DE1903156957D DE156957DA DE156957C DE 156957 C DE156957 C DE 156957C DE 1903156957 D DE1903156957 D DE 1903156957D DE 156957D A DE156957D A DE 156957DA DE 156957 C DE156957 C DE 156957C
- Authority
- DE
- Germany
- Prior art keywords
- winding
- call
- armature
- battery
- attraction
- 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 description 22
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000005291 magnetic effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT22396D AT22396B (de) | 1903-09-12 | 1905-01-03 | Schaltungsanordnung für Fernsprechvermittlungsämter. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE156957T | 1903-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE156957C true DE156957C (cs) |
Family
ID=5678224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1903156957D Expired - Lifetime DE156957C (cs) | 1903-09-12 | 1903-09-12 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE156957C (cs) |
| FR (1) | FR344617A (cs) |
-
1903
- 1903-09-12 DE DE1903156957D patent/DE156957C/de not_active Expired - Lifetime
-
1904
- 1904-07-06 FR FR344617A patent/FR344617A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR344617A (fr) | 1904-11-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE156957C (cs) | ||
| AT22396B (de) | Schaltungsanordnung für Fernsprechvermittlungsämter. | |
| DE143033C (cs) | ||
| DE524995C (de) | Elektromagnet, insbesondere fuer Fernmeldeanlagen, mit beweglich gelagertem Anker und Magnetkern | |
| DE419289C (de) | Schaltungsanordnung fuer den wahlweisen Anschluss einer von zwei an einer gemeinsamen Leitung liegenden Teilnehmerstellen unter Wahrung des Gespraechgeheimnisses | |
| DE294321C (cs) | ||
| AT7908B (de) | Gesprächszählerschaltung. | |
| DE188751C (cs) | ||
| DE175622C (cs) | ||
| DE249175C (cs) | ||
| DE153326C (cs) | ||
| DE157796C (cs) | ||
| DE266797C (cs) | ||
| DE160584C (cs) | ||
| DE393560C (cs) | ||
| DE139401C (cs) | ||
| DE203954C (cs) | ||
| DE363601C (de) | Weckereinrichtung fuer Fernsprechanlagen | |
| DE406825C (de) | Schaltungsanordnung fuer Fernsprechanlagen mit getrennten Einstell- und Sprechwegen | |
| DE203677C (cs) | ||
| DE180497C (cs) | ||
| AT134702B (de) | Schaltungsanordnung, insbesondere für Notrufanlagen, zum Übermitteln von den rufenden Teilnehmer kennzeichnenden Meldungen. | |
| AT65135B (de) | Telephonsystem. | |
| AT22392B (de) | Schaltungsanordnung für eine Telephonleitung mit mehreren Teilnehmerstationen. | |
| DE216275C (cs) |