BE474662A - - Google Patents
Info
- Publication number
- BE474662A BE474662A BE474662DA BE474662A BE 474662 A BE474662 A BE 474662A BE 474662D A BE474662D A BE 474662DA BE 474662 A BE474662 A BE 474662A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/04—Details
- G01S3/08—Means for reducing polarisation errors, e.g. by use of Adcock or spaced loop antenna systems
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Waveguide Aerials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US634508XA | 1945-08-24 | 1945-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE474662A true BE474662A (da) |
Family
ID=22049266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE474662D BE474662A (da) | 1945-08-24 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE474662A (da) |
| FR (1) | FR59507E (da) |
| GB (1) | GB634508A (da) |
-
0
- BE BE474662D patent/BE474662A/xx unknown
-
1947
- 1947-04-01 GB GB8885/47A patent/GB634508A/en not_active Expired
- 1947-08-06 FR FR59507D patent/FR59507E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR59507E (fr) | 1954-06-28 |
| GB634508A (en) | 1950-03-22 |