Patent AT-1909-43859

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This patent, both its original and its priority date information within the inventor name-based results on Espacenet, make nice and consistent reference to a per se priority filing date 1909-01-28. This comports pefectly with the filing of Patent GB-1909-2111, to which British patent this Austrian is a perfect analogue..


Year filed 1909
Year granted 1910
Office AT
Patent number 43859
Inventors Henry Calder Lobnitz
Inventor country GB
Applicant person Henry Calder Lobnitz
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Einrichtung zur Erhaltung des Gleichgewichtes von Luftfahrzeugen
English title Device for maintaining the balance of aircraft
Tech fields Airplane, Stability, Equilibrium, Steering, Control, Lift, Rudder, Springs
Filing date 1909-04-19
Full specification filed date
Application number
Grant date 1910-04-15
Granted? 1
Publication date 1910-09-10
Supplementary to patent Patent GB-1909-2111
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories AT 77d
Family year 1909
First filing? 0
Cites these patents
Citations from after 1930
Application ID
Number of text pages 2
Number of diagram pages 1
Number of figures 7
Number of claims 4