4. Marine propulsion
  5. Screw propeller
  6. With means effecting or facilitating movement of propulsion...

Wilhelmus Coenradus Johannes Jozephus Woldring

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Pipe lay system with tension compensator

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Reexamination Certificate

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Tie-back system for cranes, in particular heavy load...

Traversing hoists – Adjustable to transport or nonuse position – Collapsible inverted 'v' frame supports boom rigging
Reexamination Certificate

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Vessel comprising a retractable thruster

Marine propulsion – Screw propeller – With means effecting or facilitating movement of propulsion...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2511864

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