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over 300
Over 478 in total
yes he did.a lot of other inventions too.
George Washington Carver did not invent rubber.
George Washington Carver, among hundreds of inventions, find a way to make glue out of sweet potatoes.
George Washington carver found 300 diff. ways to make peanut butter
George Washington Carver did not make and/or invent the peanut, he merely found many uses for it.
1916
1921
All inventors make mistakes and since George Washington Carver was an inventor, he probably made many mistakes.
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peanuts