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发明名称
Способ использования двойниковых пьезо-кварцевых препаратов как вибраторов в переменно-электрическом поле
摘要
申请公布号
SU25199(A1)
申请公布日期
1932.02.29
申请号
SU19280033537
申请日期
1928.10.05
申请人
TIZENGAUZEN S.A.;SHUBINKOV A.V.
发明人
TIZENGAUZEN S.A.;SHUBINKOV A.V.
分类号
H04R17/00
主分类号
H04R17/00
代理机构
代理人
主权项
地址
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