BE508080A - - Google Patents
Info
- Publication number
- BE508080A BE508080A BE508080DA BE508080A BE 508080 A BE508080 A BE 508080A BE 508080D A BE508080D A BE 508080DA BE 508080 A BE508080 A BE 508080A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/10—Intermediate station arrangements, e.g. for branching, for tapping-off
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL2760000X | 1950-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE508080A true BE508080A (US08088918-20120103-C00476.png) |
Family
ID=19875612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE508080D BE508080A (US08088918-20120103-C00476.png) | 1950-12-30 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2760000A (US08088918-20120103-C00476.png) |
| BE (1) | BE508080A (US08088918-20120103-C00476.png) |
| FR (1) | FR1047366A (US08088918-20120103-C00476.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3055979A (en) * | 1957-10-16 | 1962-09-25 | Shimizu Toshio | Interphone apparatus |
| US4672379A (en) * | 1985-12-04 | 1987-06-09 | Bishop Frank W | Doppler radar transceiver |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2288214A (en) * | 1939-06-26 | 1942-06-30 | Rca Corp | Radio system |
| US2366329A (en) * | 1942-12-31 | 1945-01-02 | Roscoe H George | Electron tube circuits |
| US2386515A (en) * | 1944-12-30 | 1945-10-09 | Bell Telephone Labor Inc | Two-way carrier wave signal transmission system |
| US2632812A (en) * | 1950-09-06 | 1953-03-24 | John R Cooney | Carrier-current intercommunication apparatus |
-
0
- BE BE508080D patent/BE508080A/xx unknown
-
1951
- 1951-12-11 US US261106A patent/US2760000A/en not_active Expired - Lifetime
- 1951-12-28 FR FR1047366D patent/FR1047366A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2760000A (en) | 1956-08-21 |
| FR1047366A (fr) | 1953-12-14 |
