The Lady Edison

In 1870, Margaret Knight launched a patent dispute that would be the first of its kind. She is forced to prove in court that she the designer, is the rightful owner of the patent of the machine that puts bottoms on paper bags; not Charles Annan, the man who has already built it.In 1870, Margaret Knight launched a patent dispute that would be the first of its kind. She is forced to prove in court that she the designer, is the rightful owner of the patent of the machine that puts bottoms on paper bags; not Charles Annan...