,申请号JP19810194692U-传众专利搜索

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发明名称
摘要
申请公布号	JPS5896814(U)	申请公布日期	1983.07.01
申请号	JP19810194692U	申请日期	1981.12.25
申请人		发明人
分类号	B21D19/04;B21D19/02;B21D41/02;(IPC1-7):B21D19/02	主分类号	B21D19/04
代理机构		代理人
主权项
地址

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