,申请号JP19790074730U-传众专利搜索

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发明名称
摘要
申请公布号	JPS55177905(U)	申请公布日期	1980.12.20
申请号	JP19790074730U	申请日期	1979.06.04
申请人		发明人
分类号	B21B31/08;B21B33/00;B21B33/02;(IPC1-7):B21B31/08	主分类号	B21B31/08
代理机构		代理人
主权项
地址

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