Types of Burroughs Adding Machines?

Answer They may be museum pieces now, but few large offices in the early part of the 20th Century would have been without a Burroughs adding machine, which was the business computer and calculator of its ... Read More »

Top Q&A For: Types of Burroughs Adding Machines

When did William Seward Burroughs invent the adding machine?

William Seward Burroughs invented the adding machine during the 1880s in St. Louis, Missouri, according to the Massachusetts Institute of Technology. He patented the device in 1888. Burroughs, alon... Read More »

Types of Laser Machines?

The first working laser was invented by Charles H. Townes and produced a simple single wavelength of light in 1960. The laser machines of the 21st century are used for a variety of purposes with a ... Read More »

Types of Copy Machines?

Copiers scan an image or text of an original document and reproduce it on one or more sheets of paper. However, not all copiers use the same process to make reproductions. Some copiers make only b... Read More »

Types of Microdermabrasion Machines?

Microdermabrasion is a popular treatment at doctor's offices and spas. Its purpose is to polish skin by removing dead skin cells and impurities, and leaving newer, smoother skin behind. It's often ... Read More »