NL53610C - - Google Patents
Info
- Publication number
- NL53610C NL53610C NL53610DA NL53610C NL 53610 C NL53610 C NL 53610C NL 53610D A NL53610D A NL 53610DA NL 53610 C NL53610 C NL 53610C
- Authority
- NL
- Netherlands
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)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2297405X | 1939-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL53610C true NL53610C (en) |
Family
ID=7993994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL53610D NL53610C (en) | 1939-01-19 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2297405A (en) |
| NL (1) | NL53610C (en) |
-
0
- NL NL53610D patent/NL53610C/xx active
-
1940
- 1940-03-30 US US326920A patent/US2297405A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2297405A (en) | 1942-09-29 |