Improvements in or relating to electric resistances,申请号GB19470007824-传众专利搜索

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发明名称	Improvements in or relating to electric resistances
摘要
申请公布号	GB610801(A)	申请公布日期	1948.10.20
申请号	GB19470007824	申请日期	1947.03.21
申请人	PHILIPS LAMPS LIMITED	发明人
分类号	H01C1/148	主分类号	H01C1/148
代理机构		代理人
主权项
地址

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