DE129214C - - Google Patents
Info
- Publication number
- DE129214C DE129214C DENDAT129214D DE129214DA DE129214C DE 129214 C DE129214 C DE 129214C DE NDAT129214 D DENDAT129214 D DE NDAT129214D DE 129214D A DE129214D A DE 129214DA DE 129214 C DE129214 C DE 129214C
- Authority
- DE
- Germany
- Prior art keywords
- telephone
- stool
- person
- insulating
- switch
- 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
- 230000006378 damage Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/08—Modifications for reducing interference; Modifications for reducing effects due to line faults ; Receiver end arrangements for detecting or overcoming line faults
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE129214C true DE129214C (fa) |
Family
ID=397692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT129214D Active DE129214C (fa) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE129214C (fa) |
-
0
- DE DENDAT129214D patent/DE129214C/de active Active
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