Olof Magnusson

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Karlskoga, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a cement mortar with good stability in a fresh...
- Patent number 4,157,998
- Issue date Jun 12, 1979
- AB Bofors
- Leif Berntsson
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES