Patent FR-1913-382794.17133

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This is the fourth certificate of addition to Patent FR-1907-382794, which in turn refers to Patent ES-1906-38692.

Sources


Year filed 1913
Year granted 1913
Office FR
Patent number 17133
Inventors Leonardo Torres Quevedo
Inventor country ES
Applicant person Leonardo Torres Quevedo
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Perfectionnements dans les ballons fusiformes
English title improvements to spindle-shaped balloons
Tech fields LTA, balloons, construction, frame, design, subsystem
Filing date 1913/01/10
Full specification filed date
Application number 17133D
Grant date 1913/04/14
Granted? Yes
Publication date 1913/06/20
Supplementary to patent Patent FR-1907-382794, Patent ES-1906-38692‎
Related to aircraft? Yes
Serial number
Patent agent Ed. Wolf
Assigned to
National tech categories FR 6.4
IPCs IPC B64B1/00
CPCs CPC B64B1/00
Family year 1906
First filing? No
Cites these patents
Citations from after 1930
Application ID 18728008
INPADOC family ID 5195948
Number of text pages 2
Number of diagram pages 1
Number of figures 5
Number of claims 2