METHOD OF DETERMINING REPEATED CRISTALLIZATION ABILITY OF TUNGSTEN WIRES IN VIEW OF THEIR SUITABILITY FOR HEATERS BEING USED IN ELECTRON VALVES,申请号PL19810229598-传众专利搜索

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发明名称	METHOD OF DETERMINING REPEATED CRISTALLIZATION ABILITY OF TUNGSTEN WIRES IN VIEW OF THEIR SUITABILITY FOR HEATERS BEING USED IN ELECTRON VALVES
摘要
申请公布号	PL135167(B1)	申请公布日期	1985.10.31
申请号	PL19810229598	申请日期	1981.02.10
申请人		发明人
分类号	G01N;G01N25/00;G01N33/20;(IPC1-7):G01N33/20	主分类号	G01N
代理机构		代理人
主权项
地址

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