FR673466A - Improvements to electrical signal systems - Google Patents
Improvements to electrical signal systemsInfo
- Publication number
- FR673466A FR673466A FR673466DA FR673466A FR 673466 A FR673466 A FR 673466A FR 673466D A FR673466D A FR 673466DA FR 673466 A FR673466 A FR 673466A
- Authority
- FR
- France
- Prior art keywords
- electrical signal
- signal systems
- systems
- electrical
- signal
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US673466XA | 1928-05-05 | 1928-05-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR673466A true FR673466A (en) | 1930-01-15 |
Family
ID=22075396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR673466D Expired FR673466A (en) | 1928-05-05 | 1929-04-17 | Improvements to electrical signal systems |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR673466A (en) |
-
1929
- 1929-04-17 FR FR673466D patent/FR673466A/en not_active Expired
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