4. Hydraulic and earth engineering
  5. Subterranean or submarine pipe or cable laying, retrieving,...
  6. Repair, replacement, or improvement

Kenko Okamura

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Double walled pipe, jacking method and pipe end structure of lea

Pipes and tubular conduits – Plural duct – Coaxial
Patent

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Double walled pipe, jacking method and pipe end structure of lea

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Double walled pipe, jacking method and pipe end structure of lea

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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