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He did not invent the cast steel plow but he invented the polished steel plow. He saw the need for a better plow in the Midwest and used a discarded sawmill blade to create a polished plow to help cut and flip(Plow)the soil of the Midwest.

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2011-09-13 18:56:27
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Q: When did john deere invent the cast steel plow?
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