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发明名称
Электромузыкальный инструмент
摘要
申请公布号
SU72682(A1)
申请公布日期
1947.11.30
申请号
SU19410351925
申请日期
1941.01.09
申请人
IVANOV A.A.
发明人
IVANOV A.A.
分类号
H04R1/20;G10H1/02
主分类号
H04R1/20
代理机构
代理人
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地址
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