4. Buoys, rafts, and aquatic devices
  5. Water rescue or life protecting apparatus
  6. Personal flotation device

Richard Switlik, Jr.

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Inflatable life vest of the single-attachment, single-adjustment

Buoys – rafts – and aquatic devices – Water rescue or life protecting apparatus – Personal flotation device
Patent

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Life raft having a toroidal water ballast chamber

Ships – Building – Canal and ferry boats
Patent

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Rescue transportation device

Beds – With means for relocating an invalid – Horizontally sliding patient support surface
Patent

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Profile ID: LFUS-PAI-P-1094962

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