DE142666C - - Google Patents
Info
- Publication number
- DE142666C DE142666C DENDAT142666D DE142666DA DE142666C DE 142666 C DE142666 C DE 142666C DE NDAT142666 D DENDAT142666 D DE NDAT142666D DE 142666D A DE142666D A DE 142666DA DE 142666 C DE142666 C DE 142666C
- Authority
- DE
- Germany
- Prior art keywords
- line
- trunk
- call
- branch
- office
- 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
- 238000000926 separation method Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M5/00—Manual exchanges
- H04M5/08—Manual exchanges using connecting means other than cords
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
- Telephonic Communication Services (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE136395T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE142666C true DE142666C (cs) |
Family
ID=5666362
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT142621D Active DE142621C (cs) | |||
| DENDAT142666D Active DE142666C (cs) | |||
| DENDAT136395D Active DE136395C (cs) |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT142621D Active DE142621C (cs) |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT136395D Active DE136395C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (3) | DE136395C (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4614851A (en) * | 1985-02-21 | 1986-09-30 | Eaton Corporation | Contact sequencing arrangement for rotary double break switch |
-
0
- DE DENDAT142621D patent/DE142621C/de active Active
- DE DENDAT142666D patent/DE142666C/de active Active
- DE DENDAT136395D patent/DE136395C/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE136395C (cs) | |
| DE142621C (cs) |
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