William Kelly was a 19th century American inventor. He invented the pneumatic process of steel making, which kick started the industry.
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William Henry Richardson invented the cotton chopper on June 1, 1886
Henry Bessemer .
what did john parker invent in his older times i was just wandering
Sir Henry Bessemer invented the furnace which was instrumental in making the steel manufacturing process more effective. But it was Andrew Carnegie who implemented the furnace in his steel plants along with a few other innovations which made the steel manufacturing process cheaper.
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