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发明名称
TRANSDUCTEUR DU TYPE DEMI-ONDE A ELEMENT ACTIF EN POLYMERE PIEZOELECTRIQUE
摘要
申请公布号
FR2531298(B1)
申请公布日期
1986.06.27
申请号
FR19820013357
申请日期
1982.07.30
申请人
THOMSON CSF
发明人
HOANG GIANG NGUYEN
分类号
B06B1/06;(IPC1-7):H04R17/00;A61B5/06
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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