Improvements in or relating to penning type vacuum pumps,申请号GB19630003700-传众专利搜索

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发明名称	Improvements in or relating to penning type vacuum pumps
摘要
申请公布号	GB1067761(A)	申请公布日期	1967.05.03
申请号	GB19630003700	申请日期	1963.01.29
申请人	EDWARDS HIGH VACUUM INTERNATIONAL LIMITED	发明人	HOLLAND LESLIE ARTHUR
分类号	H01J41/20	主分类号	H01J41/20
代理机构		代理人
主权项
地址

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