,申请号JP19810194270U-传众专利搜索

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发明名称
摘要
申请公布号	JPS624333(Y2)	申请公布日期	1987.01.31
申请号	JP19810194270U	申请日期	1981.12.29
申请人		发明人
分类号	B21D5/12;B21D5/08;(IPC1-7):B21D5/08	主分类号	B21D5/12
代理机构		代理人
主权项
地址

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