METHOD OF MANUFACTURING PIPES OF SINGLE- AND TWO-PHASE BRASSES,申请号PL19780211578-传众专利搜索

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发明名称	METHOD OF MANUFACTURING PIPES OF SINGLE- AND TWO-PHASE BRASSES
摘要
申请公布号	PL125740(B1)	申请公布日期	1983.06.30
申请号	PL19780211578	申请日期	1978.12.07
申请人		发明人
分类号	B21C;B21C1/02;B21C37/06;C22F1/08;(IPC1-7):B21C37/06	主分类号	B21C
代理机构		代理人
主权项
地址

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