,申请号BED710251-传众专利搜索

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发明名称
摘要
申请公布号	BE710251(A)	申请公布日期	1968.06.17
申请号	BED710251	申请日期	1968.02.02
申请人		发明人
分类号	B21B13/02;B21B13/22;B21B31/16;B21B31/28	主分类号	B21B13/02
代理机构		代理人
主权项
地址

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