CN105173047A
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Amphibian wind-powered boat
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CN105173060A
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Two-propeller plane capable of taking off and landing vertically
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CN105197181A
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Double-body oblique propeller ship
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CN105197215A
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Double-thruster electric ship
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CN105197233A
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Double-engine aircraft
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CN105179277A
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Conical impeller fan
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CN105270622A
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Composite wing aircraft with dihedral angle
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CN105173045A
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Double-oar square-tube marine propulsor device
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CN105270614A
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Symmetric eight-axle aircraft
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CN105270615A
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Multi-axle aircraft with front wing and rear wing
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CN105270621A
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Aircraft with skylight on wing
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CN105197231A
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Device with convenience in thrust direction adjustment
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CN105270589A
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Double-stage propeller for ship
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CN105197234A
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Combined aircraft provided with empennage
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CN105179278A
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Electric conical impeller blower fan
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CN105197230A
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Aircraft provided with double rotor wings
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CN105270623A
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High lift aircraft
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CN105197216A
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Oblique paddle ship
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CN105197219A
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Double-propeller square tube ship thruster
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CN105270588A
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Symmetric double-stage propelling device for ship
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