4. Acoustics
  5. Sound-modifying means
  6. Muffler, fluid conducting type

Christopher I. Halliday

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Method and apparatus for altering and/or minimizing...

Acoustics – Sound-modifying means – Muffler – fluid conducting type
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Mimetic gear

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

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

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Profile ID: LFUS-PAI-P-2285820

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