,申请号CS19740004139-传众专利搜索

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法人/股东/高管

发明名称
摘要
申请公布号	CS177980(B1)	申请公布日期	1977.08.31
申请号	CS19740004139	申请日期	1974.06.11
申请人		发明人
分类号	G03B27/58;(IPC1-7):G03B1/42	主分类号	G03B27/58
代理机构		代理人
主权项
地址

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