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

Piao-Chin Li

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Integrally assembled changeable framework connector used for...

Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Components adjustably or collapsibly connected
Reexamination Certificate

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Tenon joint type space lattice structure

Hydraulic and earth engineering – Earth treatment or control – Ground stabilization or reinforcement
Reexamination Certificate

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Trussed embankment dam and wall structure

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

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Profile ID: LFUS-PAI-P-3165964

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