Werner von Siemens laid the foundations for a new age of electricity. Faster than others, he recognized the potential of the dynamoelectric principle and applied the maxim that the value of an invention is in its practical application. The dynamo machine that the company developed to market maturity was the prerequisite for putting electricity to use in everyday life. By providing an economical way to turn mechanical energy into electrical energy, it marked the beginning of the electrification of the world.