DE187632C - - Google Patents
Info
- Publication number
- DE187632C DE187632C DENDAT187632D DE187632DA DE187632C DE 187632 C DE187632 C DE 187632C DE NDAT187632 D DENDAT187632 D DE NDAT187632D DE 187632D A DE187632D A DE 187632DA DE 187632 C DE187632 C DE 187632C
- Authority
- DE
- Germany
- Prior art keywords
- office
- battery
- line
- main
- extension
- 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
- 230000011664 signaling Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 241000947840 Alteromonadales Species 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 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)
- Devices For Supply Of Signal Current (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE187632C true DE187632C (https=) |
Family
ID=451312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT187632D Active DE187632C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE187632C (https=) |
-
0
- DE DENDAT187632D patent/DE187632C/de active Active
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