Patent FR-1908-393510

From Inventing aviation
Jump to navigation Jump to search
  • Inventor location:

Sources


Year filed 1908
Year granted 1908
Office FR
Patent number 393510
Inventors
Inventor country FR
Applicant person
Applicant firm Société anonyme Astra AB
Applicant type COMPANY
Applicant is inventor? 0
Original title Perfectionnements aux feuilles diagrammatiques des baromètres altimétriques enregistreurs
English title Improvements to log sheets of logging altimetry barometers
Tech fields navigation, altimeter, barometer, diagram
Filing date 1908-08-21
Full specification filed date
Application number
Grant date 1908-10-28
Granted? 1
Publication date 1908-12-24
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Victor Dupont
Assigned to
National tech categories FR 12.3
IPCs IPC G01L19/08
CPCs CPC G01L19/08
Family year 1908
First filing? 1
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 2
Number of diagram pages 1
Number of figures 2
Number of claims 1