FR501428A - Perfectionnements aux stations de radiotélégraphie "duplex" - Google Patents
Perfectionnements aux stations de radiotélégraphie "duplex"Info
- Publication number
- FR501428A FR501428A FR501428A FR501428DA FR501428A FR 501428 A FR501428 A FR 501428A FR 501428 A FR501428 A FR 501428A FR 501428D A FR501428D A FR 501428DA FR 501428 A FR501428 A FR 501428A
- Authority
- FR
- France
- Prior art keywords
- radiotelegraph
- duplex
- stations
- radiotelegraph stations
- Prior art date
- 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
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR136524X | 1918-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR501428A true FR501428A (fr) | 1920-04-14 |
Family
ID=32480502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR501428A Expired FR501428A (fr) | 1918-12-07 | 1918-12-07 | Perfectionnements aux stations de radiotélégraphie "duplex" |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR501428A (fr) |
| GB (1) | GB136524A (fr) |
-
1918
- 1918-12-07 FR FR501428A patent/FR501428A/fr not_active Expired
-
1919
- 1919-07-05 GB GB16905/19A patent/GB136524A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB136524A (en) | 1920-08-26 |
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