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Patents > Inventor country: CH & Number of figures: 5-50

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Tech fields:
airplane (21) · frame (20) · LTA (19) · Design (15) · navigation (12) · propulsion (11) · subsystem (10) · propeller (10) · construction (9) · stability (9) · None (7) · cables (7) · elasticity (7) · control (7) · balloon (6) · HTA (5) · wings (5) · parachute (4) · propellers (4) · rudder (4)
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CPCs:
None (34) · CPC B64C17/00 (8) · CPC B64C2700/6212 (5) · CPC B64C23/005 (3) · CPC B64B1/00 (3) · CPC B64B1/58 (2) · CPC B64C2700/6214 (2) · CPC B64C3/56 (2)
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