The U.S. Patents of Nikola Tesla

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4.390.721 3 BESTAVAILABLECOP' Bponding armature coils the generator, as herein set forth. NIKOLA. TESLA. Thecombination, with alternating-cur- 'rent generator having field-magnet wound 5 with independent energizing coils and an armature adapted rotated within the field produced said magnet, exciter having inducedorgeneratingcoils correspond­ ing and connected with the energizing-coils of the generator, set forth. Witnesses: Eobt. Gaylord, Parker Page.