发明名称 PIANO ACTION
摘要 <p>PURPOSE:To achieve the simplification of assembling and the reduction in the number of parts by letting plural energizing parts provided intermittently to a strip form member in its logitudinal direction be either of damper springs or pad springs.</p>
申请公布号 JPS53135317(A) 申请公布日期 1978.11.25
申请号 JP19770049334 申请日期 1977.04.28
申请人 NIPPON MUSICAL INSTRUMENTS MFG 发明人 HAYASHIDA HAJIME
分类号 G10C3/16;G01C3/16 主分类号 G10C3/16
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