Patent FR-1909-382794.11071

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This is the first certificate of addition to Patent FR-1907-382794, which in turn refers to Patent ES-1906-38692. This addition is a balloon-rudder (called a "gouvernail universel") at the back of the vessel, adjustable with ropes.

Sources


Year filed 1909
Year granted 1909
Office FR
Patent number 11071
Inventors Leonardo Torres Quevedo
Inventor country ES
Applicant person
Applicant firm Leonardo Torres Quevedo
Applicant type INDIV
Applicant is inventor? Yes
Original title Perfectionnements dans les ballons fusiformes
English title improvements to spindle-shaped balloons
Tech fields LTA, stability, navigation, rudder, subsystem
Filing date 1909/05/29
Full specification filed date
Application number 11071D
Grant date 1909/10/18
Granted? Yes
Publication date 1909/12/04
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 B64B1/58
CPCs CPC B64B1/58
Family year 1906
First filing? 0
Cites these patents
Citations from after 1930
Application ID 18706368
INPADOC family ID 5195948
Number of text pages 2
Number of diagram pages 3
Number of figures 8
Number of claims 1