LandOfFree - US Patents - Listing for Hydraulic and earth engineering,Fluid control, treatment, or containment

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Artificial surfing reef

Hydraulic and earth engineering – Fluid control – treatment – or containment – Wave generation or enhancement

Patent

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Artificial water lagoons

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Artificial wave surge apparatus and method

Hydraulic and earth engineering – Fluid control – treatment – or containment – Wave generation or enhancement

Patent

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Assembly and method of forming a trench of a predetermined...

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Attachment for use with stockpiling barge and method of...

Hydraulic and earth engineering – Fluid control – treatment – or containment – Floatable matter containment

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic flood gate

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic flooding protection for underground ventilation ducts

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic level-regulating sluice

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

Patent

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Automatic swing fishway apparatus

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

Patent

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Automatic trip gate

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic wicket for a hydraulic structure

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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