,申请号JP19900063690U-传众专利搜索

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发明名称
摘要
申请公布号	JPH0422200(U)	申请公布日期	1992.02.24
申请号	JP19900063690U	申请日期	1990.06.15
申请人		发明人
分类号	B21C51/00;B21D28/00;B21D28/36;B30B15/28;(IPC1-7):B30B15/28	主分类号	B21C51/00
代理机构		代理人
主权项
地址

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