4. Fences
  5. Driftage control

Robert K. Barrett

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Abutment with seismic restraints

Bridges – Arch – Abutments and anchorages
Reexamination Certificate

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Container lid and container

Receptacles – Closures – Removable closure situated by resilient distortion and...
Patent

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Flex post fence

Fences – Driftage control
Patent

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Independently adjustable facing panels for mechanically stabiliz

Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention
Patent

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Method and apparatus for creating soil or rock subsurface...

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor
Reexamination Certificate

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Profile ID: LFUS-PAI-P-736527

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