DE237525C - - Google Patents
Info
- Publication number
- DE237525C DE237525C DENDAT237525D DE237525DA DE237525C DE 237525 C DE237525 C DE 237525C DE NDAT237525 D DENDAT237525 D DE NDAT237525D DE 237525D A DE237525D A DE 237525DA DE 237525 C DE237525 C DE 237525C
- Authority
- DE
- Germany
- Prior art keywords
- circuit
- contact
- plug
- earth
- relay
- 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.)
- Active
Links
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE241166T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE237525C true DE237525C (ro) |
Family
ID=5909757
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT241166D Active DE241166C (ro) | |||
| DENDAT237525D Active DE237525C (ro) |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT241166D Active DE241166C (ro) |
Country Status (1)
| Country | Link |
|---|---|
| DE (2) | DE237525C (ro) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE839513C (de) * | 1949-02-03 | 1952-05-23 | Normalzeit G M B H | Schaltungsanordnung fuer Teilnehmerzaehler in handvermittelten Fernsprechanlagen |
-
0
- DE DENDAT241166D patent/DE241166C/de active Active
- DE DENDAT237525D patent/DE237525C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE839513C (de) * | 1949-02-03 | 1952-05-23 | Normalzeit G M B H | Schaltungsanordnung fuer Teilnehmerzaehler in handvermittelten Fernsprechanlagen |
Also Published As
| Publication number | Publication date |
|---|---|
| DE241166C (ro) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE237525C (ro) | ||
| DE147424C (ro) | ||
| DE250971C (ro) | ||
| DE200340C (ro) | ||
| DE155531C (ro) | ||
| DE290097C (ro) | ||
| DE229164C (ro) | ||
| DE193919C (ro) | ||
| DE147905C (ro) | ||
| DE186776C (ro) | ||
| DE546221C (de) | Schaltungsanordnung fuer Fernsprechanlagen mit Durchgangsverkehr, bei denen an denselben Arbeitsplaetzen verstaerkte und unverstaerkte Verbindungen hergestellt werden | |
| DE484909C (de) | Schaltungsanordnung fuer Fernsprechanlagen | |
| DE454868C (de) | Schaltungsanordnung zur Zaehlung von Verbindungen in Fernsprechanlagen | |
| DE233365C (ro) | ||
| DE181599C (ro) | ||
| DE193893C (ro) | ||
| DE186054C (ro) | ||
| DE222956C (ro) | ||
| DE137630C (ro) | ||
| DE120116C (ro) | ||
| DE158864C (ro) | ||
| DE237740C (ro) | ||
| DE167579C (ro) | ||
| DE238751C (ro) | ||
| DE222557C (ro) |