Patent FR-1919-491223.20842

From Inventing aviation
Revision as of 05:34, 22 July 2017 by Econterms (talk | contribs) (Text replacement - " (imputed):" to ":")
Jump to navigation Jump to search


Year filed
Year granted 1916
Office FR
Patent number 20842
Inventors Jean-Marie-Stephen GRAF
Inventor country FR
Applicant person JEAN MARIE STEPHEN GRAF
Applicant firm
Applicant type
Applicant is inventor? 0
Original title
English title
Tech fields
Filing date 1916-12-13
Full specification filed date
Application number 20842D
Grant date 1919-07-22
Granted? 1
Publication date
Supplementary to patent
Related to aircraft?
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64C17/00, CPC B64C2700/6212
Family year 1915
First filing? 0
Cites these patents
Citations from after 1930
Application ID 18731905
INPADOC family ID 5202823
Number of text pages
Number of diagram pages
Number of figures
Number of claims

Sources