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发明名称
PIEZOELECTRIC TRANSDUCER EXCITATION DEVICE
摘要
申请公布号
RU1786633(C)
申请公布日期
1993.01.07
申请号
SU19894768199
申请日期
1989.11.03
申请人
RYAZANSKOE PROIZV OB "SAM"
发明人
SAVELEV VALENTIN A,SU;ORLOVA ZINAIDA K,SU
分类号
H03B5/32
主分类号
H03B5/32
代理机构
代理人
主权项
地址
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