BE468891A - - Google Patents
Info
- Publication number
- BE468891A BE468891A BE468891DA BE468891A BE 468891 A BE468891 A BE 468891A BE 468891D A BE468891D A BE 468891DA BE 468891 A BE468891 A BE 468891A
- 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)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US474094A US2406735A (en) | 1943-01-30 | 1943-01-30 | Multisignal radiating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468891A true BE468891A (ja�@�@) |
Family
ID=23882156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468891D BE468891A (ja�@�@) | 1943-01-30 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2406735A (ja�@�@) |
| BE (1) | BE468891A (ja�@�@) |
| CH (1) | CH294374A (ja�@�@) |
| DE (1) | DE875220C (ja�@�@) |
| ES (1) | ES175935A1 (ja�@�@) |
| FR (1) | FR939380A (ja�@�@) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3482247A (en) * | 1968-07-24 | 1969-12-02 | Cubic Ind Corp | Instrument landing system |
-
0
- BE BE468891D patent/BE468891A/xx unknown
-
1943
- 1943-01-30 US US474094A patent/US2406735A/en not_active Expired - Lifetime
-
1946
- 1946-10-11 FR FR939380D patent/FR939380A/fr not_active Expired
- 1946-11-29 ES ES175935A patent/ES175935A1/es not_active Expired
-
1947
- 1947-06-17 CH CH294374D patent/CH294374A/fr unknown
-
1950
- 1950-10-01 DE DEF4307A patent/DE875220C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2406735A (en) | 1946-09-03 |
| CH294374A (fr) | 1953-11-15 |
| DE875220C (de) | 1953-04-30 |
| ES175935A1 (es) | 1947-01-01 |
| FR939380A (fr) | 1948-11-12 |