,申请号JP19730020967U-传众专利搜索

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发明名称
摘要
申请公布号	JPS49124056(U)	申请公布日期	1974.10.24
申请号	JP19730020967U	申请日期	1973.02.17
申请人		发明人
分类号	G02B27/02;(IPC1-7):G02B27/02	主分类号	G02B27/02
代理机构		代理人
主权项
地址

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