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On November 11, 1969, Carruthers was awarded a patent for his "Image Converter for Detecting Electromagnetic Radiation Especially in Short Wave Lengths." These instances are solitary in respect to difference. The technology that went into early bicycles was used as the basis for later innovations in the automobile and the airplane. And soon in the year 1889-90, a Russian inventor and engineer Dolivo-Dobrovolsky introduced first ever cage-rotor versions of a three phased induction motor.
Pages: 72
Publisher: DK Children; Revised edition (July 1, 2013)
ISBN: 1465409025
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