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1788 - He was born in Foxboro, Massachusetts on the 17th of November.
- He is also credited with having invented a cut off switch for steam engines and a method for producing zinc from ore.
1819 - He invented process for producing patent leather.
1820 - Boyden began his work with malleable iron in, when he was 32 years old.
1826 - He invented process for producing malleable cast iron.
- Boyden never patented his inventions, preferring instead to take individual contracts and to build and sell off businesses.
1870 - He died on the 31st of March.
- He is also credited with having invented a cut off switch for steam engines and a method for producing zinc from ore.
1819 - He invented process for producing patent leather.
1820 - Boyden began his work with malleable iron in, when he was 32 years old.
1826 - He invented process for producing malleable cast iron.
- Boyden never patented his inventions, preferring instead to take individual contracts and to build and sell off businesses.
1870 - He died on the 31st of March.
  | Page last updated: 3:40pm, 22nd Aug '07 |
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