Eyeglass cleaning device,申请号US19390287740-传众专利搜索

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发明名称	Eyeglass cleaning device
摘要
申请公布号	US2227710(A)	申请公布日期	1941.01.07
申请号	US19390287740	申请日期	1939.08.01
申请人	FINN ROBERT B	发明人	FINN ROBERT B.
分类号	G02C13/00	主分类号	G02C13/00
代理机构		代理人
主权项
地址

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