Aperfeiçoamento em unidade de cravação de tubos,申请号BR8303698U-传众专利搜索

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发明名称	Aperfeiçoamento em unidade de cravação de tubos
摘要
申请公布号	BRMU8303698(Y1)	申请公布日期	2015.04.07
申请号	BR8303698U	申请日期	2003.07.14
申请人	PEDRO BORTOLOSSO	发明人	PEDRO BORTOLOSSO
分类号	F16L1/036;E21B7/04;E21B7/20;E21B19/086	主分类号	F16L1/036
代理机构		代理人
主权项
地址

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