Patent AT-1903-12702

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(This is essentially the same as Patent GB-1901-3691 and Patent HU-1901-22471 and Patent CH-1902-23691 and Patent ES-1901-27364, with the Spanish filing factoring in early, and with the Hungarian patent seemingly being the earliest filed.)

Year filed 1901
Year granted 1903
Office AT
Patent number 12702
Inventors Maurice Léger
Inventor country MC
Applicant person Maurice Léger
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Flugapparat
English title Helicopter "Flying apparatus"
Tech fields Helicopter
Filing date 1901.02.20
Full specification filed date
Application number
Grant date 1903.03.15
Granted? 1
Publication date 1903.07.25
Supplementary to patent Patent HU-1901-22471
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories AT 77d
CPCs CPC C21B3/08, CPC C21B2400/026, CPC C21B2400/056, CPC C21B2400/068
Family year 1901
First filing? No
Cites these patents
Citations from after 1930
Application ID
Number of text pages 4
Number of diagram pages 1
Number of figures 12
Number of claims 6