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发明名称
METHOD OF DETERMINING PARAMETERS OF ELECTROMECHANICAL TRANSDUCER
摘要
申请公布号
SU1610449(A1)
申请公布日期
1990.11.30
申请号
SU19884473321
申请日期
1988.08.11
申请人
BELOUSOV ALEKSANDR L
发明人
BELOUSOV ALEKSANDR L,SU
分类号
G01V1/16;G01V13/00;H04R29/00
主分类号
G01V1/16
代理机构
代理人
主权项
地址
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