Drilldown: Patents

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Patents > Inventor country : CH or HU or IT & Applicant is inventor: Yes & CPCs : CPC B64B1/58 or CPC B64C3/00 or CPC B64C33/02 or CPC F16F9/06 & Citations from after 1930: None

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LTA (8) · flapping (7) · wings (6) · construction (5) · frame (5) · airplane (4) · None (3) · propulsion (3) · subsystem (3) · aerodynamics (2) · hybrid (2) · gas (2) · ornithopter (2) · ballonet (2) · design (2) · aerostat (2)
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