sentences:  In 1892, he patented an electric cutting machine that facilitated the production of lead crystal glass jewelry, which until then had to be cut by hand.In 1895, he immigrated to Austria and partnered with Armand Kosman and Franz Weis to form "A. Kosmann, D. Swarovski & Co." They built a crystal-cutting factory in Wattens, Tyrol, to take advantage of local hydroelectricity for the energy-intensive grinding processes Swarovski had patented.In 1919, Swarovski founded the Tyrolit company, bringing the grinding and polishing tools from his crystal business into a different market.