A HISTORY OF EDISON'S WEST ORANGE LABORATORY 1887-1931

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Small changes indeed, but the result was cheaper and better product the Department was not laboring vain.VIII-43 the impact the change the existing manufacturing situation. . The Engineering Department soon enlarged its scope to cover more than the phonograph. The changes were authorized by Engineering Notices and carried out the Chief Engineer and his assistants. Formed June 1910, the committee assessed the economic consequences proposed design change and decided 66 if was implemented. While the muckers the laboratory were working with Edison the revolutionary new technologies sound and color for movies, the Engineering Department was given the important task day-to-day production engineering. Its staff worked primary batteries and motion pictures, producing series of improvements the projector and designing one for use the home. This involved very small, and seemingly inconsequential changes, existing product lines such lock nut for the mandrel the phonograph ridge the primary battery jar cover which a label could placed. Their work also involved the careful recording of all changes design and production