Patent FR-1912-443448

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This original document makes reference to the American priority date 1911-05-06.

  • Inventor location: the United States

Sources


Year filed 1912
Year granted 1912
Office FR
Patent number 443448
Inventors Louis Dobbertin, Albert Fredrich Dobbertin
Inventor country US
Inventor location
Applicant person Louis Dobbertin, Albert Fredrich Dobbertin
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Machine volante
English title Flying machine
Tech fields flying machine, heavier-than-air, stability, fuselage, frame, design
Filing date 1912/05/06
Full specification filed date
Application number
Grant date 1912/07/13
Granted? Yes
Publication date 1912/09/24
Supplementary to patent Patent US-1911-1015150
Related to aircraft? 1
Serial number
Patent agent Ch. Faber
Assigned to
National tech categories FR 6.4
IPCs IPC B64C39/00
CPCs CPC B64C39/00
Family year 1911
First filing? No
Cites these patents
Citations from after 1930
Application ID 19261850
INPADOC family ID 5332067
Number of text pages 5
Number of diagram pages 1
Number of figures 6
Number of claims 1