John Arnold
John Arnold was a prominent English watchmaker in the 18th century, renowned for his innovations in horology, particularly the invention of the detent escapement. He was a key figure in the development of precision timekeeping and had a notable friendship with the famous watchmaker Abraham-Louis Breguet, influencing the design and functionality of timepieces during his era.
Born on Jan 01, 1974 (51 years old)
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United Kingdom:
John Arnold, co-chair of Arnold Ventures, estimated that the dividend payments could cost as much as $513bn.
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Brazil:
John Arnold is a senior professor of Sports and Exercise Biomechanics at the University of South Australia.
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Brazil:
John Arnold is a senior professor of Sports and Exercise Biomechanics at the University of South Australia.
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Liechtenstein:
John Arnold is a former Wall Street energy trader who has donated over $2 billion as part of The Giving Pledge.
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Hong Kong:
John Arnold is the founder of Arnold & Son and a friend of Abraham-Louis Breguet.
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