Patent FR-1916-501550.22236

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Principal patent dated Fev 22 1916

Patent family descending from Patent FR-1916-501550

Sources


Year filed 1916
Year granted 1920
Office FR
Patent number 16649
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 1916-09-18
Full specification filed date
Application number 16649D
Grant date 1920-12-21
Granted? Yes
Publication date 1921-05-24
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? No
Cites these patents
Citations from after 1930
Application ID 18727443
INPADOC family ID 5200275
Number of text pages 3
Number of diagram pages 0
Number of figures 0
Number of claims 1