NL67488C - - Google Patents
Info
- Publication number
- NL67488C NL67488C NL67488DA NL67488C NL 67488 C NL67488 C NL 67488C NL 67488D A NL67488D A NL 67488DA NL 67488 C NL67488 C NL 67488C
- 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 |
|---|---|---|---|
| US574610XA | 1942-08-19 | 1942-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL67488C true NL67488C (cs) |
Family
ID=22010673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL67488D NL67488C (cs) | 1942-08-19 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB574610A (cs) |
| NL (1) | NL67488C (cs) |
-
0
- NL NL67488D patent/NL67488C/xx active
-
1943
- 1943-10-07 GB GB16465/43A patent/GB574610A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB574610A (en) | 1946-01-14 |