BE457552A - - Google Patents
Info
- Publication number
- BE457552A BE457552A BE457552DA BE457552A BE 457552 A BE457552 A BE 457552A BE 457552D A BE457552D A BE 457552DA BE 457552 A BE457552 A BE 457552A
- 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
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE906219X | 1943-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE457552A true BE457552A (nl) |
Family
ID=6862619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE457552D BE457552A (nl) | 1943-10-23 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE457552A (nl) |
| FR (1) | FR906219A (nl) |
-
0
- BE BE457552D patent/BE457552A/xx unknown
-
1944
- 1944-08-01 FR FR906219D patent/FR906219A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR906219A (fr) | 1945-12-27 |