Vacuum workholder and valve means therefor,申请号US19640382760-传众专利搜索

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发明名称	Vacuum workholder and valve means therefor
摘要
申请公布号	US3229953(A)	申请公布日期	1966.01.18
申请号	US19640382760	申请日期	1964.07.15
申请人	MUIR JR DOUGLAS F	发明人	JR. DOUGLAS F. MUIR,
分类号	B25B11/00	主分类号	B25B11/00
代理机构		代理人
主权项
地址

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