It was almost 18 years before a fully automated process was developed, the key breakthrough being use of a drum coated with selenium instead of a flat plate, resulting in the first commercial automatic copier, released by Haloid/Xerox in 1960.
It was almost 18 years before a fully automated process was developed, the key breakthrough being use of a drum. This drum is coated with selenium instead of a flat plate. It was almost 18 years before a fully automated process was developed, the key breakthrough being was resulting in the first commercial automatic copier. Selenium is released by Haloid/Xerox in 1960.