Fluid driven vibrator,申请号US19580730860-传众专利搜索

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发明名称	Fluid driven vibrator
摘要
申请公布号	US2960316(A)	申请公布日期	1960.11.15
申请号	US19580730860	申请日期	1958.04.25
申请人	MCKELLAR JOHN D	发明人	MCKELLAR JOHN D.
分类号	B06B1/18	主分类号	B06B1/18
代理机构		代理人
主权项
地址

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