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发明名称
UN APARATO SELECCIONADOR INSTANTANEO DE ACORDES PARA INS- TRUMENTOS DE CUERDA.
摘要
申请公布号
ES142211(Y)
申请公布日期
1969.10.01
申请号
ES19680142211U
申请日期
1968.10.10
申请人
LUIQUIN ECHEVERRIA
发明人
分类号
G10L
主分类号
G10L
代理机构
代理人
主权项
地址
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