NL81622C - - Google Patents
Info
- Publication number
- NL81622C NL81622C NL81622DA NL81622C NL 81622 C NL81622 C NL 81622C NL 81622D A NL81622D A NL 81622DA NL 81622 C NL81622 C NL 81622C
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
- G01C21/22—Plotting boards
-
- 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)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Automation & Control Theory (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US650768XA | 1946-02-02 | 1946-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL81622C true NL81622C (en) |
Family
ID=22060185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL81622D NL81622C (en) | 1946-02-02 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB650768A (en) |
| NL (1) | NL81622C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6250617A (en) * | 1985-08-30 | 1987-03-05 | Tokyo Keiki Co Ltd | Automatic steering apparatus for marine vessel |
-
0
- NL NL81622D patent/NL81622C/xx active
-
1947
- 1947-01-21 GB GB1947/47A patent/GB650768A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB650768A (en) | 1951-03-07 |