4. Buoys, rafts, and aquatic devices
  5. Buoy
  6. With means to call buoy to surface

Raymond W. Vopat

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Terrain bias compensator for doppler navigation systems

Communications: directive radio wave systems and devices (e.g. – Determining velocity – With plural beams
Patent

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Terrain bias compensator for doppler navigation systems

Communications: directive radio wave systems and devices (e.g. – Determining velocity – With plural beams
Patent

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Variable buoyancy buoy

Buoys – rafts – and aquatic devices – Buoy – With means to call buoy to surface
Patent

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Profile ID: LFUS-PAI-P-1726568

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