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Patents > National tech categories : AT 77d or DE 77h & Number of figures: 3-10

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Office:
Inventors:
None (37) · Emil Lehmann (4) · Adolf Warchalowski (3) · Heinrich Bier (3) · Josef Deixler (3) · Reinhold Richter (3)
Applicant person:
None (93) · Heinrich Bier (3) · Emil Lehmann (3) · Reinhold Richter (3) · Rudolf Krocker (2) · Adalbert Placek (2) · Josef Simkó (2) · Fritz Edelstein (2) · Ludwig Schmidl (2) · Oskar von Asbóth (2) · Carlo Navaro (2) · August Warchalowski (2) · August Riedinger (2) · Edmund Roheim (2) · Viktor Tarczal (2) · Alfred E. Wunderlich (2) · Stefan Hunyor de Visoly (2)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (76) · Frame (64) · LTA (41) · Wings (37) · Design (30) · Construction (28) · Subsystem (26) · stability (25) · Flapping (20) · whole (20) · propulsion (20) · Aerodynamics (17) · navigation (17) · propeller (16) · Propellers (15) · wheels (14) · balloon (14) · airship (13) · airfoil (12)
Full specification filed date:
Granted:
Supplementary to patent:
None (127) · Patent HU-1901-24148 (2) · Patent IT-1910-10-17 Carlo Navaro (2)
Related to aircraft:
Patent agent:
National tech categories: (Click arrow to add another value)
IPCs:
None (166) · IPC B64B1/38 (2) · IPC B64C33/02 (2) · IPC B64C31/06 (2) · IPC B64B1/58 (2) · IPC B64B1/40 (2) · IPC B64C11/16 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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