Patent AT-1912-66032

From Inventing aviation
Jump to navigation Jump to search
  • Inventor locations: Asnieres and Courbevoie, France (which are near INPI)

Sources


Year filed 1912
Year granted 1914
Office AT
Patent number 66032
Inventors Pierre Jacomy, François Jahan
Inventor country FR
Applicant person Pierre Jacomy, François Jahan
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Verfahren zur Herstellung von hohlen und leichten Schraubenflügeln aus Metall
English title Process for the production of hollow and light metal screw propeller blades
Tech fields propellers
Filing date 1912-08-13
Full specification filed date
Application number
Grant date 1914-08-10
Granted? 1
Publication date
Supplementary to patent Patent DE-1911-251309
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories AT 49b
IPCs
CPCs
Family year 1911
First filing? 0
Cites these patents
Citations from after 1930 0
Application ID
INPADOC family ID
Number of text pages 2
Number of diagram pages 1
Number of figures 2
Number of claims 2