4. Buoys, rafts, and aquatic devices
  5. Swimming aid to increase stroke efficiency
  6. Foot attached

John C. Zoll

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Amphibious shoe

Boots – shoes – and leggings – Boots and shoes – Bathing
Reexamination Certificate

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Amphibious swimming and walking shoe

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

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Convertible amphibious shoes for swimming and walking

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

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Profile ID: LFUS-PAI-P-1127846

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