Lamp guard construction,申请号US19500155493-传众专利搜索

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发明名称	Lamp guard construction
摘要
申请公布号	US2717308(A)	申请公布日期	1955.09.06
申请号	US19500155493	申请日期	1950.04.12
申请人	KEVORKIAN JOSEPH D	发明人	KEVORKIAN JOSEPH D.
分类号	F21L14/00;F21L14/02	主分类号	F21L14/00
代理机构		代理人
主权项
地址

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