发明名称 Musical wind instrument
摘要 A musical instrument which may be used to play a complete major scale without coordinated mouth and finger operations is formed as two or three horns having a single, shared mouthpiece, and pitched one or two half tones apart. One or both the of the horns may have one or two ports to enable one to play a complete major scale and other scale notes.
申请公布号 US4885971(A) 申请公布日期 1989.12.12
申请号 US19890300038 申请日期 1989.01.19
申请人 OSTENDORF, PHILIP J. 发明人 OSTENDORF, PHILIP J.
分类号 G10D7/10 主分类号 G10D7/10
代理机构 代理人
主权项
地址