Amsterdamse Ballast Bagger en Gran, b.v.

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Nieuwegein, NL

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Information Patent Grant
Flexible connecting arrangement for suction dredgers
- Patent number 4,083,135
- Issue date Apr 11, 1978
- Ballast-Nedam Groep, N.V.
- Theodorus van den Brink
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

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