de Vries; Robert

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The Hague, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method for laying bricks in a herringbone pattern, and an according...
- Patent number 4,712,346
- Issue date Dec 15, 1987
- Luijten; Arend
- Arend Luitjen
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES