BE540581A - - Google Patents
Info
- Publication number
- BE540581A BE540581A BE540581DA BE540581A BE 540581 A BE540581 A BE 540581A BE 540581D A BE540581D A BE 540581DA BE 540581 A BE540581 A BE 540581A
- 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)
- Toys (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US778443XA | 1954-08-10 | 1954-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE540581A true BE540581A (show.php) |
Family
ID=22140378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE540581D BE540581A (show.php) | 1954-08-10 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE540581A (show.php) |
| GB (1) | GB778443A (show.php) |
-
0
- BE BE540581D patent/BE540581A/xx unknown
-
1955
- 1955-08-10 GB GB23110/55A patent/GB778443A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB778443A (en) | 1957-07-10 |