,申请号JP19740053385U-传众专利搜索

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发明名称
摘要
申请公布号	JPS541930(Y2)	申请公布日期	1979.01.27
申请号	JP19740053385U	申请日期	1974.05.10
申请人		发明人
分类号	B02C17/16;B02C23/00;B02C23/18;(IPC1-7):B02C23/18	主分类号	B02C17/16
代理机构		代理人
主权项
地址

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