BE427161A - - Google Patents
Info
- Publication number
- BE427161A BE427161A BE427161DA BE427161A BE 427161 A BE427161 A BE 427161A BE 427161D A BE427161D A BE 427161DA BE 427161 A BE427161 A BE 427161A
- Authority
- BE
- Belgium
- Prior art keywords
- operator
- relay
- key
- telephone system
- line
- Prior art date
Links
- 230000000903 blocking Effects 0.000 claims description 13
- 239000003990 capacitor Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims description 2
- 230000000875 corresponding Effects 0.000 claims 2
- 210000004940 Nucleus Anatomy 0.000 claims 1
- 239000004020 conductor Substances 0.000 description 93
- 230000002787 reinforcement Effects 0.000 description 8
- 238000004804 winding Methods 0.000 description 8
- 230000003014 reinforcing Effects 0.000 description 5
- 230000001939 inductive effect Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
- 210000000056 organs Anatomy 0.000 description 2
- 230000001702 transmitter Effects 0.000 description 2
- 239000005751 Copper oxide Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000003213 activating Effects 0.000 description 1
- 230000000295 complement Effects 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000001976 improved Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE427161A true BE427161A (ja) |
Family
ID=87798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE427161D BE427161A (ja) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE427161A (ja) |
-
0
- BE BE427161D patent/BE427161A/fr unknown
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