Patent IT-1908-94928

From Inventing aviation
Jump to navigation Jump to search
  • Inventor location: Brescia
  • Registro attestati: 282/125


Year filed 1908
Year granted
Office IT
Patent number 94928
Inventors Achille Bertelli
Inventor country IT
Applicant person
Applicant firm
Applicant type
Applicant is inventor?
Original title Propulsore ad elica di forma speciale per navigazione
English title Helical propeller for navigation
Tech fields navigation, propeller, propulsion
Filing date 1908-04-03
Full specification filed date
Application number
Grant date
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories IT 8
Family year
First filing?
Cites these patents
Citations from after 1930
Application ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims