BE372364A - - Google Patents
Info
- Publication number
- BE372364A BE372364A BE372364DA BE372364A BE 372364 A BE372364 A BE 372364A BE 372364D A BE372364D A BE 372364DA BE 372364 A BE372364 A BE 372364A
- Authority
- BE
- Belgium
- Prior art keywords
- circuit
- automatic
- conversation
- wire
- office
- Prior art date
Links
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 230000002441 reversible Effects 0.000 description 2
- 241000446410 Bathymaster signatus Species 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 230000003111 delayed Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000003313 weakening Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE372364A true BE372364A (da) |
Family
ID=43479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE372364D BE372364A (da) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE372364A (da) |
-
0
- BE BE372364D patent/BE372364A/fr unknown
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