Patent AT-1917-81354

From Inventing aviation
Jump to navigation Jump to search

Design for a reinforced airplane wing. This original was slightly expanded as Patent DE-1917-319274.

Diagrams are included on the same page as the text.


Year filed 1917
Year granted 1920
Office AT
Patent number 81354
Inventors Eduard Zaparka
Inventor country AT
Inventor location
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Tragfläche für Flugzeug
English title Airplane wing
Tech fields airplane, wing, frame, subsystem, Tragfläche
Filing date 1917-09-01
Full specification filed date
Application number
Grant date 1920-02-15
Granted? 1
Publication date 1920-09-25
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories AT 77d
IPCs
CPCs
Family year
First filing? 1
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 1
Number of diagram pages 0.5
Number of figures 2
Number of claims 2