METHOD OF TESTING CURRENT WAVE TUBES FOR AIR-TIGHTNESS BY MEANS OF VACUUM,申请号PL19880271703-传众专利搜索

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发明名称	METHOD OF TESTING CURRENT WAVE TUBES FOR AIR-TIGHTNESS BY MEANS OF VACUUM
摘要
申请公布号	PL271703(A1)	申请公布日期	1989.10.16
申请号	PL19880271703	申请日期	1988.04.06
申请人	POLITECHNIKA WROCLAWSKA	发明人	SZYMALA EDMUND;LATKO EDMUND
分类号	H01J;(IPC1-7):H01J/	主分类号	H01J
代理机构		代理人
主权项
地址

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