Improvements in or relating to incandescent lamps,申请号GB19300030142-传众专利搜索

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发明名称	Improvements in or relating to incandescent lamps
摘要
申请公布号	GB370873(A)	申请公布日期	1932.04.14
申请号	GB19300030142	申请日期	1930.10.08
申请人	SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT	发明人
分类号	F21V25/02;F21V25/12	主分类号	F21V25/02
代理机构		代理人
主权项
地址

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