Side-opening lamp shade,申请号US19560600813-传众专利搜索

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发明名称	Side-opening lamp shade
摘要
申请公布号	US2834875(A)	申请公布日期	1958.05.13
申请号	US19560600813	申请日期	1956.07.30
申请人	GROHSKOPF ELMER F	发明人	GROHSKOPF ELMER F.
分类号	F21V1/00	主分类号	F21V1/00
代理机构		代理人
主权项
地址

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