LandOfFree - US Patents - Listing for Hydraulic and earth engineering,Drainage or irrigation,Porous waterway, e.g., sand drain, etc.

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Device for draining soils in depth

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Patent

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Device for inserting a drainage wick into the ground

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Device for regulating the flow in a drainage siphon tube

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Patent

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Drain board installing device without anchor plate

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Reexamination Certificate

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Drainage element

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Drainage element

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Drainage member with expansion zones

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Reexamination Certificate

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Drainage support matrix

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Drainage wick inserting device

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Patent

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Draining wall, method for producing same and element implemented

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Draining, irrigating and dispersing mass

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Draining, irrigating and dispersing mass

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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