Self-illuminating magnifier,申请号GB19360028980-传众专利搜索

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发明名称	Self-illuminating magnifier
摘要
申请公布号	GB463778(A)	申请公布日期	1937.04.06
申请号	GB19360028980	申请日期	1936.10.24
申请人	EMIL BUSCH A.G. OPTISCHE INDUSTRIE;KARL MARTIN	发明人
分类号	G02B25/02	主分类号	G02B25/02
代理机构		代理人
主权项
地址

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