Inventions have change over the past cuntrins. inventions have change the way we do things now than 100 years ago. from hand washing our clothes to machines doing it for us. Job have been change so much a lot of things are not involved by you doing it.People have invented robots or machines that mostly doing everything thing for us. The Industrial revolution that occurred in the 19th century was of great importance to the economic development of the United States. Industrialization in America involved three important developments. First, transportation was expanded. Second, electricity was effectively produce. Third, improvements were made to industrial processes. These improvements were made possible by the great American inventors. Invention,Inventors have change our lives in many ways.