FR898619A - Improvements to terrestrial radiobeacons - Google Patents
Improvements to terrestrial radiobeaconsInfo
- Publication number
- FR898619A FR898619A FR898619DA FR898619A FR 898619 A FR898619 A FR 898619A FR 898619D A FR898619D A FR 898619DA FR 898619 A FR898619 A FR 898619A
- Authority
- FR
- France
- Prior art keywords
- radiobeacons
- terrestrial
- terrestrial radiobeacons
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE898619X | 1941-03-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR898619A true FR898619A (en) | 1945-04-27 |
Family
ID=6849213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR898619D Expired FR898619A (en) | 1941-03-29 | 1943-10-06 | Improvements to terrestrial radiobeacons |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR898619A (en) |
-
1943
- 1943-10-06 FR FR898619D patent/FR898619A/en not_active Expired
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