LandOfFree - US Patents - Listing for Buoys, rafts, and aquatic devices,Swimming aid to increase stroke efficiency

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached

Flipper energy source

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached

Flipper for flipper swimming

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached

Flipper for swimming and production method

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached

Flipper structure

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached

Flipper-type swimming propulsion aids

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Arm attached

Floatation device for swimmers

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached

Floatstrider paddle fin forward propulsion system

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached

Foldable diving flippers

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached

Foot propulsion device for float tube users

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Arm attached

Forearm flipper device for use with swimming

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Arm attached

Forearm swim fin

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached

Forward propelling, retractable float tube fin, with automatic p

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Hand attached – held – or worn

Freestyle stroke swim training paddle

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Hand attached – held – or worn

Hand fin apparatus

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Hand attached – held – or worn

Hand held paddles for underwater movement

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Hand attached – held – or worn

Hand operated paddle

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Hand attached – held – or worn

Hand paddle

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Hand attached – held – or worn

Hand paddle for use by swimmers

Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Hand attached – held – or worn

Hand propulsion aid for swimmers