Almdudler, carbonated herbal soft drink made of natural basic ingredients, no chemical preservatives, invented by W. Weber and E. Klein, produced in 17th district of Vienna from 1957, as of 1994 produced by 90 licensed bottling companies in Austria, Germany, Switzerland and Hungary. Headquarters: Almdudler Limonade, A. & S. Klein in Vienna. In 1994 approx. 1m hectolitres were sold in Austria and abroad.