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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B63B2241/20
Designs or arrangements for particular purposes not otherwise provided for in this class
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B63B2241/24
for facilitating transport, e.g. hull shape with limited dimensions
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