Herman H. Nijhof

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Purmerend, NL

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Patents Grantslast 30 patents

Information Patent Grant
Device for planing a body of ground material
- Patent number 4,342,162
- Issue date Aug 3, 1982
- B.V. Machinefabriek en Constructiewerkplaats Gebr. Klinkenberg
- Cornelis Spaans
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING