A professional who tends duplicating machine to reproduce handwritten or typewritten matter. Responsibilities include:

• Places original copy on glass plate in machine.
• Places blank paper on loading tray.
• Sets control switch for number of copies.
• Presses button to start machine which transfers image of original copy onto blank paper by photographic and static electricity process.
• May clean and repair machine.
• May receive payment for duplicate copies.
• Important variables may be indicated by trade name of machine tended.