FR744422A - - Google Patents
Info
- Publication number
- FR744422A FR744422A FR744422DA FR744422A FR 744422 A FR744422 A FR 744422A FR 744422D A FR744422D A FR 744422DA FR 744422 A FR744422 A FR 744422A
- 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
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/1235—Collapsible supports; Means for erecting a rigid antenna
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/34—Adaptation for use in or on ships, submarines, buoys or torpedoes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB29377/31A GB391219A (en) | 1931-10-22 | 1931-10-22 | Improvements in or relating to directional aerials and apparatus for use therewith |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR744422A true FR744422A (da) | 1933-04-20 |
Family
ID=10290580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR744422D Expired FR744422A (da) | 1931-10-22 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2042931A (da) |
| FR (1) | FR744422A (da) |
| GB (1) | GB391219A (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2673295A (en) * | 1950-09-11 | 1954-03-23 | Gerald G Wentworth | Foldable television antenna |
| DE8709495U1 (de) * | 1987-07-10 | 1987-10-01 | Mühlau, Karl-Heinz, 7880 Bad Säckingen | Sende- und Empfangsantenne |
| CN113067123B (zh) * | 2021-04-06 | 2022-09-20 | 河南大林橡胶通信器材有限公司 | 一种5g网络通信基站 |
-
0
- FR FR744422D patent/FR744422A/fr not_active Expired
-
1931
- 1931-10-22 GB GB29377/31A patent/GB391219A/en not_active Expired
-
1932
- 1932-09-21 US US634133A patent/US2042931A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2042931A (en) | 1936-06-02 |
| GB391219A (en) | 1933-04-24 |