FR572516A - - Google Patents
Info
- Publication number
- FR572516A FR572516A FR572516DA FR572516A FR 572516 A FR572516 A FR 572516A FR 572516D A FR572516D A FR 572516DA FR 572516 A FR572516 A FR 572516A
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1993523A GB224280A (en) | 1923-08-03 | 1923-08-03 | Improvements in submarine telegraph systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR572516A true FR572516A (de) | 1924-06-07 |
Family
ID=10137576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR572516D Expired FR572516A (de) | 1923-08-03 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR572516A (de) |
| GB (1) | GB224280A (de) |
-
0
- FR FR572516D patent/FR572516A/fr not_active Expired
-
1923
- 1923-08-03 GB GB1993523A patent/GB224280A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB224280A (en) | 1924-11-03 |