NL37447C - - Google Patents
Info
- Publication number
- NL37447C NL37447C NL65038A NL65038A NL37447C NL 37447 C NL37447 C NL 37447C NL 65038 A NL65038 A NL 65038A NL 65038 A NL65038 A NL 65038A NL 37447 C NL37447 C NL 37447C
- 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
- G01S1/72—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 ultrasonic, sonic or infrasonic 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)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US611448A US2003661A (en) | 1932-05-16 | 1932-05-16 | Searchlight director |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL37447C true NL37447C (pt) | 1936-02-15 |
Family
ID=24449061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL65038A NL37447C (pt) | 1932-05-16 | 1933-04-21 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2003661A (pt) |
| FR (1) | FR757193A (pt) |
| NL (1) | NL37447C (pt) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2424193A (en) * | 1939-08-16 | 1947-07-15 | Rost Helge Fabian | Self-steering device |
| US2523398A (en) * | 1940-06-29 | 1950-09-26 | Bell Telephone Labor Inc | Radio wave transmission |
| US2419999A (en) * | 1941-06-14 | 1947-05-06 | Rca Corp | Orienting mechanism for pulse echo systems |
| US2617982A (en) * | 1942-04-30 | 1952-11-11 | Sperry Corp | Radio gun control system |
| US2416562A (en) * | 1942-11-09 | 1947-02-25 | Gen Electric | Follow-up system |
| US2700920A (en) * | 1944-11-10 | 1955-02-01 | United Shoe Machinery Corp | Instrument control mount |
| US2803819A (en) * | 1945-06-07 | 1957-08-20 | William R Blair | Object locating system |
| US2543188A (en) * | 1947-04-15 | 1951-02-27 | Tomlinson I Moseley | Radar scanner apparatus |
| US20060102764A1 (en) * | 2004-11-17 | 2006-05-18 | Naeckel Arno T Jr | Disposable Variable Depth Anchor Cable Pack |
-
1932
- 1932-05-16 US US611448A patent/US2003661A/en not_active Expired - Lifetime
-
1933
- 1933-04-21 NL NL65038A patent/NL37447C/xx active
- 1933-05-08 FR FR757193D patent/FR757193A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR757193A (fr) | 1933-12-21 |
| US2003661A (en) | 1935-06-04 |