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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5/00
Arrangements on vessels of propulsion elements directly acting on water
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B63H2005/005
Front propulsors, i.e. propellers, paddle wheels, or the like substantially arranged ahead of the vessels' midship section
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