what key innovations took place during the industrial revolution 
the first cotton mill was built after samuel slater brought britain s manufacturing technology to the united states the mill was powered by water bringing jobs and commerce to the northeast in the following years many factories and mills were built using the same technologies in 1869 the first transcontinental railroad was completed this was a major accomplishment for the u s as it allowed the transportation of goods people and raw materials nationwide also during the american industrial revolution samuel morse created the telegraph which sent electric signals over a wire allowing the nation to communicate andrew carnegie built the first steel mills in the u s thomas alva edison created the lightbulb and the phonograph and alexander graham bell invented the telephone 8 philo farnsworth came up with television in 1928 though it didn t establish itself as a popular entertainment medium until after world war ii 12