BE469512A - - Google Patents
Info
- Publication number
- BE469512A BE469512A BE469512DA BE469512A BE 469512 A BE469512 A BE 469512A BE 469512D A BE469512D A BE 469512DA BE 469512 A BE469512 A BE 469512A
- 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 |
---|---|---|---|
US927714XA | 1945-07-21 | 1945-07-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE469512A true BE469512A (zh) |
Family
ID=22235081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE469512D BE469512A (zh) | 1945-07-21 |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE469512A (zh) |
FR (1) | FR927714A (zh) |
-
0
- BE BE469512D patent/BE469512A/xx unknown
-
1946
- 1946-06-07 FR FR927714D patent/FR927714A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR927714A (fr) | 1947-11-07 |