Improvements in high vacuum gauges and their method of manufacture,申请号GB19520032085-传众专利搜索

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发明名称	Improvements in high vacuum gauges and their method of manufacture
摘要
申请公布号	GB734211(A)	申请公布日期	1955.07.27
申请号	GB19520032085	申请日期	1952.12.18
申请人	N. G. N. (ELECTRICAL) LIMITED	发明人	SADLER PETER
分类号	H01J1/18;H01J41/04	主分类号	H01J1/18
代理机构		代理人
主权项
地址

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