BE446307A - - Google Patents
Info
- Publication number
- BE446307A BE446307A BE446307DA BE446307A BE 446307 A BE446307 A BE 446307A BE 446307D A BE446307D A BE 446307DA BE 446307 A BE446307 A BE 446307A
- 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)
- Near-Field Transmission Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2383857X | 1941-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE446307A true BE446307A (US08124317-20120228-C00018.png) |
Family
ID=9685229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE446307D BE446307A (US08124317-20120228-C00018.png) | 1941-07-05 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2383857A (US08124317-20120228-C00018.png) |
| BE (1) | BE446307A (US08124317-20120228-C00018.png) |
| FR (1) | FR959702A (US08124317-20120228-C00018.png) |
| NL (1) | NL59273C (US08124317-20120228-C00018.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2472106A (en) * | 1943-09-20 | 1949-06-07 | Sperry Corp | Broad band antenna |
| US2460798A (en) * | 1944-05-13 | 1949-02-08 | Thomas O Mccarthy | Radio direction finder |
| US2464029A (en) * | 1945-04-07 | 1949-03-08 | Gen Electric | Method of making transformers |
-
0
- FR FR959702D patent/FR959702A/fr not_active Expired
- BE BE446307D patent/BE446307A/xx unknown
- NL NL59273D patent/NL59273C/xx active
-
1942
- 1942-04-24 US US440417A patent/US2383857A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR959702A (US08124317-20120228-C00018.png) | 1950-04-04 |
| US2383857A (en) | 1945-08-28 |
| NL59273C (US08124317-20120228-C00018.png) |
