Piezoelectric ultrasonic transducer,申请号US19580731744-传众专利搜索

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发明名称	Piezoelectric ultrasonic transducer
摘要
申请公布号	US2947886(A)	申请公布日期	1960.08.02
申请号	US19580731744	申请日期	1958.04.29
申请人	GULTON INDUSTRIES, INC.	发明人	MCGUNIGLE RICHARD D.
分类号	B06B3/02	主分类号	B06B3/02
代理机构		代理人
主权项
地址

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