Concentrated arc discharge device,申请号US19480024555-传众专利搜索

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发明名称	Concentrated arc discharge device
摘要
申请公布号	US2687471(A)	申请公布日期	1954.08.24
申请号	US19480024555	申请日期	1948.05.01
申请人	THE WESTERN UNION TELEGRAPH COMPANY	发明人	BUCKINGHAM WILLIAM D.
分类号	H01J61/70	主分类号	H01J61/70
代理机构		代理人
主权项
地址

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