Incandescent electric lamp,申请号US19380248042-传众专利搜索

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发明名称	Incandescent electric lamp
摘要
申请公布号	US2151325(A)	申请公布日期	1939.03.21
申请号	US19380248042	申请日期	1938.12.28
申请人	GEOPHYSICAL RESEARCH CORPORATION	发明人	KENDALL JAMES M.
分类号	H01K1/26	主分类号	H01K1/26
代理机构		代理人
主权项
地址

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