Quite a few firms , including ABB , Siemens , E+H, and Emerson , lead the industrial automation sector . ASEA Brown Boveri offers robotics and drives , while Electrical Siemens delivers a comprehensive https://pr7bookmark.com/story22234289/asea-brown-boveri-versus-electrical-siemens-versus-endress-hauser-versus-emerson-electric-a-comparison-at-industrial-automation-giants