Patent FR-1912-444476

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Year filed 1912
Year granted 1912
Office FR
Patent number 444476
Inventors Henri Magnin
Inventor country CH
Applicant person Henri Magnin
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Dispositif à ballonnet pour combattre les aéroplanes de guerre ou pour donner des signaux optiques
English title Small balloon device fighting against military aeroplanes and for sending optical signals
Tech fields LTA, small, anti-aircraft and signals
Filing date 1912-05-31
Full specification filed date
Application number
Grant date 1912-08-08
Granted? 1
Publication date 1912-10-18
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent L. Gardet
Assigned to
National tech categories FR 6.4
IPCs IPC F41H11/04
CPCs CPC F41H11/04
Family year 1912
First filing? 1
Cites these patents
Citations from after 1930 0
Application ID
INPADOC family ID
Number of text pages 3
Number of diagram pages 1
Number of figures 4
Number of claims 1