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Patents > National tech categories : AT 77d or FR 5 & Number of figures: 4-20

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Office:
Inventors:
None (27) · Adolf Warchalowski (3) · Ludwig Schmidl (3) · Carlo Navaro (2) · Adalbert Placek (2) · Edmund Sparmann (2) · Oszkár Asbóth (2) · Heinrich Bier (2) · Alfred E. Wunderlich (2) · Stefan Hunyor de Visoly (2) · Franz Xaver Wels (2)
Applicant person:
None (55) · Ludwig Schmidl (3) · Heinrich Bier (2) · Oskar von Asbóth (2) · Edmund Sparmann (2) · Franz Xaver Wels (2) · Carlo Navaro (2) · Alfred E. Wunderlich (2) · Stefan Hunyor de Visoly (2)
Applicant type:
Applicant is inventor:
Tech fields:
Airplane (47) · frame (42) · LTA (26) · Wings (22) · design (19) · construction (18) · stability (17) · propulsion (14) · Flapping (14) · Subsystem (13) · Propellers (12) · navigation (12) · propeller (12) · Whole (11) · Wheels (11) · airship (10) · balloon (10) · control (9) · Chassis (8) · car (8)
Full specification filed date:
Granted:
Supplementary to patent:
None (67) · Patent AT-1912-64662 (2) · Patent IT-1910-10-17 Carlo Navaro (2)
Related to aircraft:
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First filing:
Citations from after 1930:
Number of text pages:
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