DE143668C - - Google Patents
Info
- Publication number
- DE143668C DE143668C DENDAT143668D DE143668DA DE143668C DE 143668 C DE143668 C DE 143668C DE NDAT143668 D DENDAT143668 D DE NDAT143668D DE 143668D A DE143668D A DE 143668DA DE 143668 C DE143668 C DE 143668C
- Authority
- DE
- Germany
- Prior art keywords
- relay
- winding
- lamp
- call
- series
- 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
- 238000004804 winding Methods 0.000 claims description 28
- 238000012544 monitoring process Methods 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 238000000926 separation method Methods 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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE143668C true DE143668C (pm) |
Family
ID=411149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT143668D Active DE143668C (pm) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE143668C (pm) |
-
0
- DE DENDAT143668D patent/DE143668C/de active Active
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