,申请号CH19640013846-传众专利搜索

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发明名称
摘要
申请公布号	CH1384664(A4)	申请公布日期	1967.02.15
申请号	CH19640013846	申请日期	1964.03.11
申请人		发明人
分类号	G04B17/04;G04C3/10	主分类号	G04B17/04
代理机构		代理人
主权项
地址

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