Electron beam welding apparatus,申请号US19640399221-传众专利搜索

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发明名称	Electron beam welding apparatus
摘要
申请公布号	US3389240(A)	申请公布日期	1968.06.18
申请号	US19640399221	申请日期	1964.09.25
申请人	WELDING RESEARCH, INC.	发明人	SCIAKY DAVID
分类号	B23K15/10;H01J37/18;H01J37/301	主分类号	B23K15/10
代理机构		代理人
主权项
地址

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