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发明名称
METHOD OF MANUFACTURING ROD-TYPE PIEZOELECTRIC TRANSDUCER
摘要
申请公布号
SU618871(A1)
申请公布日期
1978.08.05
申请号
SU19731952094
申请日期
1973.08.10
申请人
BRUK ABRAM M,SU
发明人
BRUK ABRAM M,SU
分类号
H04R17/00;(IPC1-7):H04R17/00
主分类号
H04R17/00
代理机构
代理人
主权项
地址
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