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发明名称
UN EMISOR ARMoNICO DE DOBLE TONO A PRESIoN DE AIRE
摘要
申请公布号
ES220435(A1)
申请公布日期
1955.05.01
申请号
ES19350002204
申请日期
1955.03.02
申请人
CASTELLOTE CATALA, SALVADOR
发明人
分类号
(IPC1-7):G10
主分类号
(IPC1-7):G10
代理机构
代理人
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地址
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