In what year did XXX first exist?
Mankenberg
On May 1, 1895, ten years after the company``s foundation, Mr Mankenberg made a completely new start in the capital of Pomerania. The city is conveniently placed at the mouth of the river Oder as regards transport facilities with good connection to Berlin via the Finow Canal and later the Oder-Havel Canal. That location proved successful as well as the demand from factories and shipyards such as the renowned shipyard Vulcan Werft. In 1904 Gustav Mankenberg had the ``Niagara`` patented: a steam trap with a closed ball float made of steel that was welded by means of the autogeneous welding procedure. Today the product range of Mankenberg still includes this steam trap. Due to the increased requirement for space, Mankenberg relocated to the newly erected factory on the Wiekenberg road in Szczecin in October 1910. In 1912 the eldest son Ewald Mankenberg joined the company. In his capacity as steam expert he boosted the company's advisory competence. In April 1919 Gustav Mankenberg transferred the company to his two sons Ewald and Hellmuth. In 1929 the economic crisis began: Inflation and deflation posed new challenges to the company During World War II the factory in Szczecin continued to fabricate steam valves until the eviction notice was received on March 23, 1945. Their way led the company management to the Hanseatic city of Lübeck. In the summer