Think Assembly Lines, what comes to mind? Henry Ford? That is because he is credited with the installation of the first moving assembly line. The concept came from a meat packaging company that used a disassemble line to slaughter cows, kind of gross but an interesting concept.
Henry's thought process was if they can use this to disassemble, why not use this theory to assemble? With that in mind he used the assembly line process to assemble the Model T.
The benefit was dropping production time from 20 minutes per car to 5 minutes. This made them an economical car for the middle class, and they were able to have them in mass production.