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发明名称	PIEZOELECTRIC TRANSDUCER ASSEMBLIES
摘要
申请公布号	GB1522904(A)	申请公布日期	1978.08.31
申请号	GB19760006473	申请日期	1976.02.18
申请人	FRANCE MINISTER OF ARMED FORCES	发明人
分类号	B06B1/06;H04R17/10;(IPC1-7):H04R17/00	主分类号	B06B1/06
代理机构		代理人
主权项
地址

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