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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11/00
Marine propulsion by water jets
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B63H11/02
the propulsive medium being ambient water
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B63H11/10
having means for deflecting jet or influencing cross-section thereof
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B63H11/103
having means to increase efficiency of propulsive fluid, e.g. discharge pipe provided with means to improve the fluid flow
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