Original document(5 pages)  中文版
    The present invention is referred to a keyboard of a music instrument which provides a new-type arrangement of keys. it is characterized by that the interval between two adject long keys takes for a whole note; the interval between two adject short keys takes for a whole note too; the interval between a long key and its successive short key is half a note. There must be a short key between two adject long keys.
Application Number
申请号		 86105934 Application Date
申请日		 1986.08.26
Title 名称 Keyboard of music instrument
Publication Number
公开号		 1016991 Publication Date
公开日		 1988.03.09
Approval Pub. Date Granted Pub. Date
International Classification 分类号 G10C3/12
Applicant(s) Name
申请人		 He Ruchang
Address 地址
Inventor(s) Name 发明人
Attorney & Agent 代理人
More information 更  多  信  息


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