Learn more › Copy machines are an office equipment staple. Businesses large and small and many families use an office copier every day. The best copy machines usually do more than make copies.

A computer is mostly a digital copy machine. Computers calculate ... Displaying and printing is reading the formatted data in RAM and writing to the peripheral device. Once again, a copy.

The second great copying machine was writing. When the Sumerians transposed spoken words into stylus marks on clay tablets more than 5,000 years ago, they hugely extended the human network that ...

In a business, expenses for office supplies, such as printer paper and copy machine toner, tend to add up quickly. If your business makes heavy use of a copy machine, you may need to replace the ...

Your Canon fax/copy machine uses a powdered substance called toner to print text and images to a sheet of paper when you receive an incoming fax or copy a document. When the toner runs low you'll ...