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Samuel Hopkins (September 17, 1743 - December 20, 1803) was an American inventor. On July 31, 1790 he was awarded the first US patent for a process to refine potash.
The Reverend Samuel Hopkins(1721-1803) was an American clergyman. He invented a religious system called Hopkinsism or Hopkinsianism. He died December 20, 1803. Printed dictionaries describe Hopkinsism or Hopkinsianism.
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