BROAD-BAND FOCUSING PIEZOTRANSDUCER,申请号SU19782629296-传众专利搜索

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发明名称	BROAD-BAND FOCUSING PIEZOTRANSDUCER
摘要
申请公布号	SU700917(A1)	申请公布日期	1979.11.30
申请号	SU19782629296	申请日期	1978.06.13
申请人	KOROLEV MIKHAIL V,SU	发明人	KOROLEV MIKHAIL V,SU
分类号	B06B1/06;(IPC1-7):H03H9/04	主分类号	B06B1/06
代理机构		代理人
主权项
地址

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