Patent FR-1912-443549

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Year filed 1912
Year granted 1912
Office FR
Patent number 443549
Inventors Louis Pierron
Inventor country
Applicant person
Applicant firm
Applicant type
Applicant is inventor? 1
Original title procédé de lancement de projectiles ou tous objets du haut d'un aéronef
English title process of launching projectiles or any objects from the height of an air-ship
Tech fields aviation, military
Filing date 1912-03-26
Full specification filed date
Application number FR443549 (A)
Grant date 1912-09-26
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories FR 6.4
IPCs IPC B64D1/04, IPC F41G3/24
CPCs CPC F41G3/24, CPC B64D1/04
Family year 1912
First filing?
Cites these patents
Citations from after 1930
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INPADOC family ID
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Number of claims