Compact Disc

A CD (cd) is a popular form of digital storage media used for computer files, pictures, and music. The plastic disc is read and written to by a laser in a CD drive. It comes in several varieties including CD ROM, CD R, and CD-RW

James Russell invented the CD in 1965. James Russell was granted a total of 22 patents for various elements of his compact disc system. However, the CD did not get popular until it was mass manufactured by Philips in 1980.

Ottmar Mergenthaler

Born May 10, 1854 - Died October 28, 1899

Machines for printing bar Linotype

Patent Number (s) 317 828

Installed in 1982

Invention, Ottmar Mergenthaler Linotype composing machine in 1886 is considered the greatest increase in printing since the development of movable type 400 years earlier.

Mergenthaler machine enabled one operator Machinist, composer, justifier, typefounder, and the type of distributor.

Since the machine was first used in 1886 by the New York Tribune, major design improvements were made. Probably more than 1,500 patents have been taken separately in relation to it.

Invention Impact 

Regarded as the greatest advance in printing since the development of movable type 400 years earlier.

Inventor Bio 

Born in Germany, Mergenthaler was a trained watch and clockmaker. He arrived in Baltimore in 1872 and began working their way into the store at the end of the partnership.

At the age of 32 years, designed and built his first Linotype machine. With it, the two operations of setting and type conversion in the lead lines were carried out simply by touching the keys of a table similar to a keyboard of a typewriter.

Henry Ford Invented The Moving Assembly Line

Contrary to popular belief, Henry Ford did not invent the automobile. Although his Ford Motor Company does not produce a vehicle that has started a new era in personal transportation (the T), the invention of the first car is usually attributed to Karl Benz of Germany. In fact, the most important contribution of Henry Ford's invention was actually moving conveyor belt.

Before the invention of the Ford factory employees work in teams to build a machine at a time. The installation of a moving assembly line in his factory, workers began building cars instead of one piece at a time - each person responsible for a particular job. This division has allowed car to be produced and faster and more efficient. In addition, the world's first automatic conveyor belt, the factory of Henry Ford in Michigan, was soon to produce a car every 93 minutes.

Invention, Ford accelerated the industrial assembly line American Revolution, and the plants continue to wage today's concept. Among other notable achievements Henry Ford was an increase minimum wage for its workers $ 2.34 per day for $ 5 per day, while cutting lengths go from 9:00 to 8:00. This wage was designed to make cars affordable and accessible to ordinary people - a dream that we see now carried out on the roads every day!