NL21474C - - Google Patents
Info
- Publication number
- NL21474C NL21474C NL21474DA NL21474C NL 21474 C NL21474 C NL 21474C NL 21474D A NL21474D A NL 21474DA NL 21474 C NL21474 C NL 21474C
- 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)
- Toys (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE265940X | 1926-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL21474C true NL21474C (cs) |
Family
ID=5996940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL21474D NL21474C (cs) | 1926-02-12 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR627622A (cs) |
| GB (1) | GB265940A (cs) |
| NL (1) | NL21474C (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5415589A (en) * | 1993-07-16 | 1995-05-16 | Hall, Jr.; Rudolph V. | Variable motion device |
-
0
- NL NL21474D patent/NL21474C/xx active
-
1927
- 1927-01-17 FR FR627622D patent/FR627622A/fr not_active Expired
- 1927-01-19 GB GB1615/27A patent/GB265940A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR627622A (fr) | 1927-10-08 |
| GB265940A (en) | 1927-05-19 |