FR873101A - Perfectionnements apportés aux radiogonionètres - Google Patents
Perfectionnements apportés aux radiogonionètresInfo
- Publication number
- FR873101A FR873101A FR873101DA FR873101A FR 873101 A FR873101 A FR 873101A FR 873101D A FR873101D A FR 873101DA FR 873101 A FR873101 A FR 873101A
- Authority
- FR
- France
- Prior art keywords
- radiogonioneters
- 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
-
- 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
- G01S3/023—Monitoring or calibrating
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US873101XA | 1938-06-02 | 1938-06-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR873101A true FR873101A (fr) | 1942-06-30 |
Family
ID=22204406
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR873101D Expired FR873101A (fr) | 1938-06-02 | 1939-06-02 | Perfectionnements apportés aux radiogonionètres |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR873101A (fr) |
-
1939
- 1939-06-02 FR FR873101D patent/FR873101A/fr not_active Expired
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