FR558303A - - Google Patents
Info
- Publication number
- FR558303A FR558303A FR558303DA FR558303A FR 558303 A FR558303 A FR 558303A FR 558303D A FR558303D A FR 558303DA FR 558303 A FR558303 A FR 558303A
- Authority
- FR
- France
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/76—Wired systems
- H04H20/84—Wired systems combined with power distribution network
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53180322 US1633082A (en) | 1922-01-25 | 1922-01-25 | Distribution of intelligence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR558303A true FR558303A (en) | 1923-08-25 |
Family
ID=24119106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR558303D Expired FR558303A (en) | 1922-01-25 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1633082A (en) |
| DE (1) | DE504171C (en) |
| FR (1) | FR558303A (en) |
| GB (1) | GB192359A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE756080C (en) * | 1937-05-20 | 1954-07-26 | Lorenz C Ag | Receiving device for the selection of a wire radio transmission from several transmissions given over the same network with different carrier frequencies |
| US2535906A (en) * | 1946-06-06 | 1950-12-26 | Dillon & Co W C | Carrier wave communication system |
| DE1412955B1 (en) * | 1962-07-31 | 1969-10-02 | Siemens Ag | Communication system with earth-unbalanced high-frequency wire radio |
| US3255536A (en) * | 1963-12-12 | 1966-06-14 | Tutortape Lab Inc | Selective programmed information receiving and responding system |
-
0
- FR FR558303D patent/FR558303A/fr not_active Expired
-
1922
- 1922-01-25 US US53180322 patent/US1633082A/en not_active Expired - Lifetime
- 1922-08-26 DE DEB106211D patent/DE504171C/en not_active Expired
- 1922-09-01 GB GB2377222A patent/GB192359A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1633082A (en) | 1927-06-21 |
| DE504171C (en) | 1930-08-07 |
| GB192359A (en) | 1923-10-25 |