Patent AT-1917-79539

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Year filed 1917
Year granted 1919
Office AT
Patent number 79539
Inventors Oszkár Asbóth
Inventor country HU
Applicant person Oskar von Asbóth
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Schraubenfesselflieger
English title screw captive aircraft
Tech fields propellers, ascension, HTA, hybrid, helicopter
Filing date 1917/04/30
Full specification filed date
Application number
Grant date 1919/05/15
Granted? Yes
Publication date 1919/12/29
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories AT 77d
IPCs
CPCs
Family year 1917
First filing? Yes
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 4
Number of claims 3