ELECTRON BEAM MACHINING.,申请号GB19900011210-传众专利搜索

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发明名称	ELECTRON BEAM MACHINING.
摘要
申请公布号	GB2232917(A)	申请公布日期	1991.01.02
申请号	GB19900011210	申请日期	1990.05.18
申请人	JOHN * SPENCE;COLIN JOHN * HUMPHREYS;ROBERT WALTER * DEVENISH;TIMOTHY JOHN * BULLOUGH	发明人	JOHN * SPENCE;COLIN JOHN * HUMPHREYS;ROBERT WALTER * DEVENISH;TIMOTHY JOHN * BULLOUGH
分类号	H01J37/31	主分类号	H01J37/31
代理机构		代理人
主权项
地址

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