Karl Bergman

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Vaster.ang.s, SE

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Patents Grantslast 30 patents

Information Patent Grant
Converter circuit, circuitry having at least one switching device a...
- Patent number 5,661,644
- Issue date Aug 26, 1997
- ABB Research Ltd.
- Karl Bergman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER