Ivar D. Heimdal

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Porsgrunn, NO

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for transferring liquid media
- Patent number 4,147,474
- Issue date Apr 3, 1979
- Norsk Hydro A. S.
- Ivar D. Heimdal
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...