Adjustable fixing structure of paddle for adjusting length...
Adjustable kayak paddle
Adjustable oarlock pin and rigging assembly
Adjustable oarlock pin and rigging assembly
Adjustable rowlock
Apparatus for adjusting the leverage of an oar or scull while ro
Apparatus for forward facing boat rowing
Apparatus for the propulsion of boats
Aquatic sporting device
Articulated hydrofoil oar
Ball bearing oar lock device
Boat paddle having lateral force transmitting rib
Bow facing rowing apparatus
Bow facing rowing arrangement
Bow facing rowing system
Bow-facing rowing system
Breakdown boat paddle with variable configuration
Combination oar and bilge pump
Combination paddle and squirt gun
Combination paddle and water syringe