KITSEE, ISADOR (1845–1931), U.S. inventor. Born in Vienna, Kitsee went to the U.S. in 1867 and became city chemist in Cincinnati, Ohio. In 1886 he moved to Philadelphia. Kitsee's inventions approach 2,000 in number. They include Philadelphia's first trolley streetcar, a refrigerator car, railroad signals, coal breaker, underground telegraph, phonograph disc, color motion pictures, improvements in sulfuric acid manufacture, and methods of extracting gold from its ores. In 1889 he sold a wireless patent to Marconi and in 1912 patented a device for the use of speech with motion pictures.