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发明名称
ULTRASONIC CONVERTER
摘要
申请公布号
SU951111(A1)
申请公布日期
1982.08.15
申请号
SU19802870516
申请日期
1980.01.10
申请人
MEJERSON VLADIMIR G,SU
发明人
MEJERSON VLADIMIR G,SU
分类号
H04R17/00;G01N29/04;(IPC1-7):G01N29/04
主分类号
H04R17/00
代理机构
代理人
主权项
地址
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