FR475524A - - Google Patents
Info
- Publication number
- FR475524A FR475524A FR475524DA FR475524A FR 475524 A FR475524 A FR 475524A FR 475524D A FR475524D A FR 475524DA FR 475524 A FR475524 A FR 475524A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/16—Systems for determining distance or velocity not using reflection or reradiation using difference in transit time between electrical and acoustic signals
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB191404352T | 1914-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR475524A true FR475524A (en:Method) |
Family
ID=32581996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR475524D Active FR475524A (en:Method) | 1914-02-19 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR475524A (en:Method) |
| GB (1) | GB191404352A (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2386048A1 (fr) * | 1977-03-29 | 1978-10-27 | Davall & Sons Ltd | Perfectionnements a l'aide a la navigation |
-
0
- FR FR475524D patent/FR475524A/fr active Active
-
1914
- 1914-02-19 GB GB191404352D patent/GB191404352A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2386048A1 (fr) * | 1977-03-29 | 1978-10-27 | Davall & Sons Ltd | Perfectionnements a l'aide a la navigation |
Also Published As
| Publication number | Publication date |
|---|---|
| GB191404352A (en) | 1915-08-12 |