science · 14 September 1847 · 177 years ago
birth
Born 14 Sep 1847; died 8 Nov 1908 at age 61.
English physicist and inventor who was a pioneer in technical education. He collaborated with John Perry, and their numerous inventions include an electric tricycle (1882), the first practical portable ammeter, voltmeter and other instruments for electrical measurement. Earlier in his career, he had spent five years with the Indian Telegraph Service during which time he developed techniques for fault detection in order to maintain the telegraph system.
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