ULTRASONIC TRANSDUCER COMPRISING AT LEAST ONE ROW OF ULTRASONIC ELEMENTS.,申请号EP19890908414-传众专利搜索

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发明名称	ULTRASONIC TRANSDUCER COMPRISING AT LEAST ONE ROW OF ULTRASONIC ELEMENTS.
摘要
申请公布号	EP0440655(B1)	申请公布日期	1994.07.27
申请号	EP19890908414	申请日期	1989.06.28
申请人	B.V. OPTISCHE INDUSTRIE "DE OUDE DELFT"	发明人	DE LA FONTEIJNE, MARCEL, ROLAND
分类号	H04R17/00;B06B1/06;(IPC1-7):G10K11/34	主分类号	H04R17/00
代理机构		代理人
主权项
地址

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