Patent IT-1903-72720

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Renewed for 1 year on 30 June 1904. We don't have the original filing date from record cited below. (It should be findable, however.)

Matches Patent DE-1902-140705 but the Italian office has Josef von Seibert, in contrast with Josef Seiberl on German and other filings.

  • Registro Attestati: 191/117
  • Inventor location: Bremen

Source


Year filed
Year granted 1903
Office IT
Patent number 72720
Inventors Josef von Seibert, Josef Seiberl
Inventor country DE
Inventor location
Applicant person
Applicant firm
Applicant type
Applicant is inventor? 1
Original title Apparecchio di comando per aerostati ad elica
English title Apparatus to drive propeller aerostats
Tech fields LTA, propulsion, propeller
Filing date
Full specification filed date
Application number
Grant date 1903-10-31
Granted? 1
Publication date
Supplementary to patent Patent DE-1902-140705
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories IT 8
IPCs
CPCs
Family year 1902
First filing? 0
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims