,申请号JP19710005656U-传众专利搜索

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发明名称
摘要
申请公布号	JPS474573(U)	申请公布日期	1972.09.11
申请号	JP19710005656U	申请日期	1971.02.05
申请人		发明人
分类号	E02B9/04;B01D17/02;C02F1/40;E02B13/00;(IPC1-7):E02B13/00	主分类号	E02B9/04
代理机构		代理人
主权项
地址

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