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Patents > Office : CA or FR or JP & IPCs: IPC B64C39/00 & First filing: Yes & Number of figures: 5-9

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Inventors:
None (3) · Gottlieb Burckhardt (2)
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Applicant person:
None (3) · Gottlieb Burckhardt (2)
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Applicant is inventor:
Tech fields:
airplane (21) · design (14) · Wings (11) · None (10) · frame (8) · Propulsion (7) · Stability (7) · aerodynamics (7) · fuselage (5) · sustentation (5) · whole (5) · Chassis (5) · control (5) · lift (4) · Construction (4) · Propellers (4) · heavier-than-air (3) · steering (3) · automatic stability (3)
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None (2)
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