4. Hydraulic and earth engineering
  5. Fluid control, treatment, or containment
  6. Flow control

Kenneth W. Freelain

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Dynamic breakwater and pumping system

Hydraulic and earth engineering – Fluid control – treatment – or containment – Extracting power from moving fluid
Patent

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Hydroelectric power cycle having buoyant rack

Power plants – Motor having a buoyant working member – Working member actuated by the rise and fall of a surface of...
Reexamination Certificate

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Navigational bypass, gate and pump device for use in water

Hydraulic and earth engineering – Fluid control – treatment – or containment – Flow control
Patent

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Water pipe

Tobacco – Tobacco users' appliance – Device used for smoking
Patent

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Profile ID: LFUS-PAI-P-1164201

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