Paul Bernard Vogel developed the watch company that is now based in what country?
Solvil et Titus Solvil et Titus (or Solvil & Titus) is a formerly Swiss, now Hong-Kong-based, watch company, founded in 1887 in La Chaux-de-Fonds, Neuchâtel, Switzerland by Paul Ditisheim and developed by Paul Bernard Vogel.
Gruen Watch Co. The Gruen Watch Company was formerly one of the largest watch manufacturers in the United States. It was in business from about 1894 to 1958 and was based in Cincinnati, Ohio. It was founded in 1908 by German-born watchmaker Dietrich Grün, who changed the spelling of his name to "Gruen" because the letter ü does not exist in English.