,申请号JP19730135406U-传众专利搜索

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发明名称
摘要
申请公布号	JPS5242923(Y2)	申请公布日期	1977.09.29
申请号	JP19730135406U	申请日期	1973.11.22
申请人		发明人
分类号	B21J5/02;B21D37/02;B21D53/26;B21J13/02;B21K1/28;B21K1/38;(IPC1-7):B21J13/02	主分类号	B21J5/02
代理机构		代理人
主权项
地址

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