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发明名称
COMPOSITION FOR ULTRASONIC TRANSDUCERS
摘要
申请公布号
SU1265602(A1)
申请公布日期
1986.10.23
申请号
SU19853927414
申请日期
1985.07.12
申请人
N-PROIZV OB PO TEKHNOLOGII MASHINOSTROENIYA
发明人
USHAKOV VALENTIN M,SU;SEMYKIN IGOR V,SU
分类号
H04R17/00;G01N29/04
主分类号
H04R17/00
代理机构
代理人
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