NL40912C - - Google Patents
Info
- Publication number
- NL40912C NL40912C NL40912DA NL40912C NL 40912 C NL40912 C NL 40912C NL 40912D A NL40912D A NL 40912DA NL 40912 C NL40912 C NL 40912C
- 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)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE441964X | 1934-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL40912C true NL40912C (de) |
Family
ID=6519845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL40912D NL40912C (de) | 1934-01-27 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB441964A (de) |
| NL (1) | NL40912C (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2523398A (en) * | 1940-06-29 | 1950-09-26 | Bell Telephone Labor Inc | Radio wave transmission |
| US2620471A (en) * | 1945-03-28 | 1952-12-02 | Rca Corp | Radio direction finder |
| US2830288A (en) * | 1945-10-05 | 1958-04-08 | Robert H Dicke | Lobing system |
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0
- NL NL40912D patent/NL40912C/xx active
-
1935
- 1935-01-28 GB GB2832/35A patent/GB441964A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB441964A (en) | 1936-01-30 |