FR852530A - - Google Patents
Info
- Publication number
- FR852530A FR852530A FR852530DA FR852530A FR 852530 A FR852530 A FR 852530A FR 852530D A FR852530D A FR 852530DA FR 852530 A FR852530 A FR 852530A
- 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.)
- Active
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR532654X | 1938-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR852530A true FR852530A (xx) |
Family
ID=8924667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR852530D Active FR852530A (xx) | 1938-10-12 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR852530A (xx) |
| GB (1) | GB532654A (xx) |
-
0
- FR FR852530D patent/FR852530A/fr active Active
-
1939
- 1939-09-19 GB GB26157/39A patent/GB532654A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB532654A (en) | 1941-01-28 |