NL61316C - - Google Patents
Info
- Publication number
- NL61316C NL61316C NL61316DA NL61316C NL 61316 C NL61316 C NL 61316C NL 61316D A NL61316D A NL 61316DA NL 61316 C NL61316 C NL 61316C
- 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)
- Traffic Control Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US272017A US2314795A (en) | 1939-05-05 | 1939-05-05 | Radio range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL61316C true NL61316C (es) |
Family
ID=23038048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL61316D NL61316C (es) | 1939-05-05 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2314795A (es) |
| CH (1) | CH220779A (es) |
| DE (1) | DE755781C (es) |
| NL (1) | NL61316C (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE471796A (es) * | 1942-03-02 | |||
| US2587995A (en) * | 1943-10-05 | 1952-03-04 | Us Navy | System for guiding airplanes in flight |
| US2582894A (en) * | 1945-07-26 | 1952-01-15 | Williams Frederic Calland | Wireless beacon system |
| NL86928C (es) * | 1946-02-05 | |||
| CH249408A (de) * | 1946-04-01 | 1947-06-30 | Patelhold Patentverwertung | Einrichtung zur Bestimmung der horizontalen Winkellage eines Empfängers. |
| US2602110A (en) * | 1948-03-16 | 1952-07-01 | Jr John Lloyd Jones | Time measuring apparatus |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1922677A (en) * | 1931-10-15 | 1933-08-15 | Bell Telephone Labor Inc | Radio direction finding system |
| US2129004A (en) * | 1937-05-08 | 1938-09-06 | Bell Telephone Labor Inc | Radio signaling |
| NL53037C (es) * | 1937-08-07 |
-
0
- NL NL61316D patent/NL61316C/xx active
-
1939
- 1939-05-05 US US272017A patent/US2314795A/en not_active Expired - Lifetime
-
1940
- 1940-05-05 DE DER107509D patent/DE755781C/de not_active Expired
- 1940-05-06 CH CH220779D patent/CH220779A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE755781C (de) | 1953-04-27 |
| CH220779A (de) | 1942-04-30 |
| US2314795A (en) | 1943-03-23 |