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Application filed by Philips NvfiledCriticalPhilips Nv
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Publication of AT174654BpublicationCriticalpatent/AT174654B/de
AT174654D1950-07-041951-07-02Aus einem einzigen Stück hergestellter, mit einer Anzahl körperlicher Pole versehener Körper aus Dauermagnetstahl
AT174654B
(de)