BE343072A - - Google Patents
Info
- Publication number
- BE343072A BE343072A BE343072DA BE343072A BE 343072 A BE343072 A BE 343072A BE 343072D A BE343072D A BE 343072DA BE 343072 A BE343072 A BE 343072A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/56—Circuits for coupling, blocking, or by-passing of signals
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Near-Field Transmission Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB13166/27A GB295669A (en) | 1927-05-17 | 1927-05-17 | An arrangement for coupling carrier-wave signalling apparatus to a transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE343072A true BE343072A (en:Method) |
Family
ID=10018063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE343072D BE343072A (en:Method) | 1927-05-17 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1815976A (en:Method) |
| BE (1) | BE343072A (en:Method) |
| FR (1) | FR635967A (en:Method) |
| GB (1) | GB295669A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2442851A (en) * | 1940-08-03 | 1948-06-08 | Farnsworth Res Corp | Traffic signaling system |
| US2531498A (en) * | 1947-02-20 | 1950-11-28 | Union Switch & Signal Co | Wayside station line coupling means for train communication systems |
| US2591022A (en) * | 1947-12-13 | 1952-04-01 | Westinghouse Air Brake Co | Inductive train communication system |
-
0
- BE BE343072D patent/BE343072A/xx unknown
-
1926
- 1926-11-02 US US145899A patent/US1815976A/en not_active Expired - Lifetime
-
1927
- 1927-05-17 GB GB13166/27A patent/GB295669A/en not_active Expired
- 1927-06-14 FR FR635967D patent/FR635967A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB295669A (en) | 1928-08-17 |
| US1815976A (en) | 1931-07-28 |
| FR635967A (fr) | 1928-03-29 |