Karl G. Ohlson

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S-281 00 Hassleholm, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for the batchwise production of paving mixes c...
- Patent number 4,793,711
- Issue date Dec 27, 1988
- Karl G. Ohlson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method and apparatus for the production of asphalt concrete
- Patent number 4,579,458
- Issue date Apr 1, 1986
- Karl G. Ohlson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method and apparatus for the batchwise production of paving mixes c...
- Patent number 4,468,125
- Issue date Aug 28, 1984
- Karl G. Ohlson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES