Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B63
SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
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B63B
SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
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32/00
Water sports boards; Accessories therefor
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B63B32/60
Board appendages, e.g. fins, hydrofoils or centre boards
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B63B32/64
Adjustable, e.g. by adding sections, by removing sections or by changing orientation or profile
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