Fuente: WIPO "rice" 7223. Rice, W. J., Canavan, M., and Guttenberg, A. S. March 21. Cases and stands; trunapets, arranging; raising and lowering sound-boxes; tone-arms; tone-arm joints.-The trumpet A entirely supports the motor and other mechanism D. The trumpet A rests on feet A' and curves upwardly at C from a flared mouth B. The tone-arm E is joined to the trumpet at C by a swivel joint, such as a screw union joint, and continues the curved shape of the trumpet. The sound-box F is connected by a tube F which telescopes into the tone-arm. A trigger G frictionally held in either of two positions, and a wire G are used to raise and lower the sound-box. The trumpet A and tonearm E are preferably made of thin wood.1>2>