fee grinder connected with an electric motor and
driven by belt-and-pulley attachment.

In 1900, the first gear-driven electric coffee grinder was put on the
market by the Enterprise Manufacturing Co. of Pennsylvania.

In 1902, the Coles Manufacturing Co., (Braun Co., successor) and Henry
Troemner, of Philadelphia, began the manufacture and sale of gear-driven
electric coffee grinders.

In 1905, the A.J. Deer Co., Buffalo, N.Y., (now at Hornell, N.Y.) began
to sell its Royal electric coffee mills direct to dealers on the
instalment plan, revolutionizing the former practise of selling coffee
mills through hardware jobbers.

In 1905, H.L. Johnston was granted a United States patent on a coffee
mill. He assigned the patent to the Hobart Manufacturing Co.

In 1900, Charles Lewis was granted a United States patent on an improved
reversible filtration coffee pot known as the Kin-Hee. This pot has
since been further improved, and the patent rights sold in several
foreign countries. It employs a filter cloth in place of the metal or
china strainer used in the French drip pot.

In 1901, Landers, Frary & Clark's improved Universal percolator was
patented in the United States. This pot has proved to be one of the most
popular percolators on the American market. This firm brought out the
Universal Cafenoira, a double glass filtration device, in 1916. It is
covered by design and structural patents issued in 1916 and 1917.

In 1900, the Burns swing-gate sample-roasting outfit was patented in the
United States.

In 1901, Robert Burns, of New York, was granted two United States
patents on a coffee roaster and cooler.

In 1901, Freidrich Kuchelmeister, Brux, Austria-Hungary, was granted a
United States patent on a coffee roaster having a double-walled drum,
the inner being of wire gauze, and the outer of solid iron, designed to
prevent scorching of the beans.

In 1902, W.M. Still & Sons, London, were granted an English patent on a
steam coffee-making machine employing twelve ounces of coffee to the
gallon.

In 1902, T.K. Baker, of Minneapolis, was granted two United States
patents on a cloth-filter coffee-making device.

In 1903, A.E. Bronson, Jr., assignor to the Bronson-Walton Company,
Cleveland, Ohio, was granted a United States patent on a coffee mill.

In 1903, John Arbuckle was granted a United States patent on a
coffee-roasting apparatus employing a fan to force the hot fire gases
into the roasting cylinder. From