US000433703 - N Tesla - Electro magnetic motor - Exvacuo

Be it known that I, NIKOLA TESLA, a sub- ject of the Emperor of ... This invention is an improvement in alter- .... 10 tion depending upon its position relatively to.
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N. TESLA. ELEOTRO MAGNETIO MOTOR.

Patented Aug. 5, 1890.

No. 433,703.

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