NL62837C - - Google Patents
Info
- Publication number
- NL62837C NL62837C NL104530A NL104530A NL62837C NL 62837 C NL62837 C NL 62837C NL 104530 A NL104530 A NL 104530A NL 104530 A NL104530 A NL 104530A NL 62837 C NL62837 C NL 62837C
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE224240X | 1940-11-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL62837C true NL62837C (en) | 1949-04-15 |
Family
ID=5854852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL104530A NL62837C (en) | 1940-11-01 | 1942-01-28 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE444456A (en) |
| CH (1) | CH224240A (en) |
| DE (1) | DE747034C (en) |
| FR (1) | FR879495A (en) |
| NL (1) | NL62837C (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT82879B (en) * | 1914-06-24 | 1921-02-25 | Ettore Bellini | Directional wireless telegraphy and telephony facility. |
-
1940
- 1940-11-01 DE DEL102242D patent/DE747034C/en not_active Expired
-
1941
- 1941-12-30 CH CH224240D patent/CH224240A/en unknown
-
1942
- 1942-01-28 NL NL104530A patent/NL62837C/xx active
- 1942-02-12 BE BE444456D patent/BE444456A/xx unknown
- 1942-02-19 FR FR879495D patent/FR879495A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE747034C (en) | 1944-09-04 |
| FR879495A (en) | 1943-02-24 |
| BE444456A (en) | 1942-03-31 |
| CH224240A (en) | 1942-11-15 |