Panasonic has been in the rugged computer business for a long time. They started with the Toughbook CF-25 laptop in 1996 which has evolved into the current CF-31. During that time, they also added rugged convertible laptop/tablets (CF-19), semi-rugged laptops (CF-54) and in 2011, the Toughpad. The original Toughpad, released in the wake of Apple’s…