A hero among small inventors, Lemelson garnered more than 550 patents, a number that puts him close behind Thomas Edison.
A hero among small inventors, Lemelson garnered more than 550 patents, a number that puts him close behind Thomas Edison.
勒梅森是小发明人中的巨擘，拥有550项以上的专利，成就紧追在爱迪生之后。