 Subsequently, a piano mechanism was added to the violin mechanism, and the combination came to known as the "Violano-Virtuoso".The United States Patent and Trademark Office had a display of several significant inventions at the Alaska–Yukon–Pacific Exposition in Seattle in 1909, including an early Violano-Virtuoso.The company used this event to promote the Violano-Virtuoso as "Designated by the U.S. Government as one of the eight greatest inventions of the decade" on all subsequent machines.