Procédé et générateur pour la production d'ultra-sons,申请号FRD1152161-传众专利搜索

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发明名称	Procédé et générateur pour la production d'ultra-sons
摘要
申请公布号	FR1152161(A)	申请公布日期	1958.02.12
申请号	FRD1152161	申请日期	1956.03.24
申请人	HOLDING ELECTROSONIC S. A.	发明人	LEGRAND ROGER
分类号	B06B1/02	主分类号	B06B1/02
代理机构		代理人
主权项
地址

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