BE483170A - - Google Patents
Info
- Publication number
- BE483170A BE483170A BE483170DA BE483170A BE 483170 A BE483170 A BE 483170A BE 483170D A BE483170D A BE 483170DA BE 483170 A BE483170 A BE 483170A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
- H04L15/24—Apparatus or circuits at the receiving end
- H04L15/26—Apparatus or circuits at the receiving end operating only on reception of predetermined code signals, e.g. distress signals, party-line call signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Interface Circuits In Exchanges (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL287403X | 1946-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE483170A true BE483170A (de) |
Family
ID=19782591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE483170D BE483170A (de) | 1946-09-14 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2554596A (de) |
| BE (1) | BE483170A (de) |
| CH (1) | CH287403A (de) |
| DE (1) | DE838317C (de) |
| FR (1) | FR958115A (de) |
| GB (1) | GB655371A (de) |
| NL (1) | NL63019C (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL98958C (de) * | 1956-10-16 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2094733A (en) * | 1933-05-25 | 1937-10-05 | Rca Corp | Automatic alarm selector |
| US2442427A (en) * | 1946-04-03 | 1948-06-01 | Automatic Elect Lab | Supervisory alarm system for telephone interrupters |
-
0
- NL NL63019D patent/NL63019C/xx active
- BE BE483170D patent/BE483170A/xx unknown
- FR FR958115D patent/FR958115A/fr not_active Expired
-
1947
- 1947-12-17 US US792246A patent/US2554596A/en not_active Expired - Lifetime
- 1947-12-19 CH CH287403D patent/CH287403A/fr unknown
- 1947-12-31 GB GB34975/47A patent/GB655371A/en not_active Expired
-
1950
- 1950-06-07 DE DEST1234A patent/DE838317C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR958115A (de) | 1950-03-03 |
| NL63019C (de) | |
| GB655371A (en) | 1951-07-18 |
| CH287403A (fr) | 1952-11-30 |
| DE838317C (de) | 1952-05-08 |
| US2554596A (en) | 1951-05-29 |