Explosion resisting lighting unit,申请号US19320639084-传众专利搜索

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发明名称	Explosion resisting lighting unit
摘要
申请公布号	US2050839(A)	申请公布日期	1936.08.11
申请号	US19320639084	申请日期	1932.10.22
申请人	CROUSE-HINDS COMPANY	发明人	HASTINGS HAROLD P.
分类号	F21V25/12	主分类号	F21V25/12
代理机构		代理人
主权项
地址

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