Patent FR-1904-337395

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Original diagram of Patent FR-1904-337395

(Here we have "hélice" used as rudder, or at least in very specific conjunction with rudder.)


Year filed 1903
Year granted 1904
Office FR
Patent number 337395
Inventors Fernand Lehman
Inventor country FR
Applicant person Fernand Lehman
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Nouvelle hélice orientable commandée par transmission flexible pour ballons dirigeables
English title new blade directable commanded by flexible transmission for dirigibles
Tech fields LTA, navigation, transmission, steering, control, design, construction, rudder, propellers, hélice
Filing date 1903-11-26
Full specification filed date
Application number
Grant date 1904-02-17
Granted? yes
Publication date 1904-04-05
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Dom. Casalonga
Assigned to
National tech categories FR 6.3
IPCs IPC B64B1/00
CPCs CPC B64B1/00
Family year 1903
First filing? 0
Cites these patents
Citations from after 1930
Application ID 19158459
INPADOC family ID 5245960
Number of text pages 2
Number of diagram pages 1
Number of figures 7
Number of claims