Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B63
SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
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B63H
MARINE PROPULSION OR STEERING
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1/00
Propulsive elements directly acting on water
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B63H1/04
with rotation axis substantially at right angles to propulsive direction
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B63H1/06
with adjustable vanes or blades
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B63H1/10
of Voith Schneider type, i.e. with blades extending axially from a disc-shaped rotary body
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