4. Hydraulic and earth engineering
  5. Underground passageway, e.g., tunnel
  6. Lining

Susumu Okayama

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Jointing construction

Joints and connections – Interfitted members – Clamped members
Reexamination Certificate

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Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Lining
Patent

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Profile ID: LFUS-PAI-P-1706679

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