Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
Load children
B63
SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
Load children
B63B
SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
Load children
1/00
Hydrodynamic or hydrostatic features of hulls or of hydrofoils
Load children Filter patents View analytics View as hierarchy
B63B1/16
deriving additional lift from hydrodynamic forces
Load children Filter patents View analytics View as hierarchy
B63B1/246
Arrangements of propulsion elements
Filter patents View analytics View as hierarchy