,申请号JP19810003811U-传众专利搜索

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发明名称
摘要
申请公布号	JPS57116347(U)	申请公布日期	1982.07.19
申请号	JP19810003811U	申请日期	1981.01.14
申请人		发明人
分类号	B21J13/02;B21K21/00;(IPC1-7):B21J13/02	主分类号	B21J13/02
代理机构		代理人
主权项
地址

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