Tipp-Ex errors" (German: "Tippfehler"). He subsequently founded a company of the same name. Shortly after that a "Tipp-Ex Sales & Distribution" company (Tipp-Ex Vertrieb GmbH & Co. KG) was founded in Frankfurt by Otto Carls. This company still exists under the name of Tipp-Ex GmbH & Co. KG close to Frankfurt. "Tipp-Ex" became a registered trademark with the German patent office in 1987. Earlier, in 1951, Bette Nesmith Graham invented the first correction fluid in her kitchen and began marketing the product in 1956 as "Mistake Out", later called Liquid Paper. Tipp-Ex GmbH only started to produce white correction fluid in
John Nesmith for a manufacturing point, and made large purchases of land on both sides of the river, securing also the necessary charter to control the water power. About 1844 his bold scheme attracted the attention it deserved from Boston capitalists, and factories began to rise at Lawrence as if by magic, and that prosperous city has amply vindicated the wisdom of its real founder, John Nesmith. He bought the Gedney estate at Belvidere. Lowell, with its large mansion house, the Old Yellow House, as it was called, erected in 1750. He laid out several streets, giving his name to one of