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Obschestvo S Ogranichennoy Otvetsvennostu <Laboratorii Amfora>
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Korolev M.O., RU
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Contactless magnetic spiral gear and variants thereof
Patent number
6,778,052
Issue date
Aug 17, 2004
Obschestvo S Ogranichennoy Otvetsvennostu <Laboratorii Amfora>
Konstantin V. Indukaev
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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