Patent DE-1908-211461

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Matches Patent FR-1908-387694; there may be an Austrian original but it's not referenced on either.

  • Inventor location: Bischofsberg bei Neumarkt (Steiermark)

Sources


Year filed 1908
Year granted 1909
Office DE
Patent number 211461
Inventors Ferdinand Lanz
Inventor country AT
Applicant person Ferdinand Lanz
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Antriebsvorrichtung für Luftfahrzeuge mit Schlagflügeln
English title Drive device for aircraft with flapping wings
Tech fields propulsion, flapping, engine
Filing date 1908/02/16
Full specification filed date
Application number
Grant date 1909/06/30
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories DE 77h.10
IPCs IPC B64C33/02
CPCs CPC B64C33/02
Family year 1908
First filing? Yes
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 3
Number of diagram pages 1
Number of figures 8
Number of claims 4