Processo e ferramenta para expandir uma extremidade de tubulaçao,申请号BR19949407753-传众专利搜索

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发明名称	Processo e ferramenta para expandir uma extremidade de tubulaçao
摘要
申请公布号	BR9407753(A)	申请公布日期	1997.03.04
申请号	BR19949407753	申请日期	1994.10.07
申请人	WIRSBO BRUKS AB	发明人	BENGT SORBERG
分类号	B21D39/20;B21D41/02;(IPC1-7):F16L13/14	主分类号	B21D39/20
代理机构		代理人
主权项
地址

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