Patent FR-1920-501550.23513
Jump to navigation
Jump to search
Parent patent dated 22 fev 1916. This is the 7th addition.
- 68, avenue des Gobelins, Paris
- Tech class CPC 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
Patent family descending from Patent FR-1916-501550
- Patent FR-1916-501550 (English title: Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source, National tech categories: FR 12.2)
- Patent FR-1916-501550.22236 (English title: Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source, Supplementary to patent: Patent FR-1916-501550, National tech categories: FR 12.2)
- Patent FR-1917-501550.22502 (English title: Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source, Supplementary to patent: Patent FR-1916-501550, National tech categories: FR 12.2)
- Patent FR-1918-501550.22503 (English title: Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source, Supplementary to patent: Patent FR-1916-501550, National tech categories: FR 12.2)
- Patent FR-1918-501550.22504 (English title: Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source, Supplementary to patent: Patent FR-1916-501550, National tech categories: FR 12.2)
- Patent FR-1918-501550.22505 (English title: Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source, Supplementary to patent: Patent FR-1916-501550, National tech categories: FR 12.2)
- Patent FR-1919-501550.22578 (English title: Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source, Supplementary to patent: Patent FR-1916-501550, National tech categories: FR 12.2)
- Patent FR-1920-501550.23513 (English title: Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source, Supplementary to patent: Patent FR-1916-501550, National tech categories: FR 12.2)
- Patent FR-1921-501550.24794 (English title: Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source, Supplementary to patent: Patent FR-1916-501550, National tech categories: FR 12.2)
Sources
- Original patent document and bibliography entry on espacenet
- google patents
Year filed | 1920 |
---|---|
Year granted | 1921 |
Office | FR |
Patent number | 23513 |
Inventors | Pierre Le Goaziou |
Inventor country | FR |
Applicant person | Pierre Le Goaziou |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Appareils pour découvrir l'approche et repérer la direction d'une source sonore sous-marine ou aérienne |
English title | Apparatus for discovering the approach and locating the direction of an underwater or aerial sound source |
Tech fields | sensors |
Filing date | 1920-09-03 |
Full specification filed date | |
Application number | |
Grant date | 1921-07-05 |
Granted? | 1 |
Publication date | 1921-11-30 |
Supplementary to patent | Patent FR-1916-501550 |
Related to aircraft? | 1 |
Serial number | |
Patent agent | None |
Assigned to | |
National tech categories | FR 12.2 |
IPCs | IPC G01S1/72 |
CPCs | CPC G01S1/72 |
Family year | 1916 |
First filing? | 0 |
Cites these patents | |
Citations from after 1930 | 1 |
Application ID | |
INPADOC family ID | |
Number of text pages | 3 |
Number of diagram pages | 0 |
Number of figures | 0 |
Number of claims | 1 |