Concepção construtiva em limpa trilhos,申请号BR1997MU00635U-传众专利搜索

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发明名称	Concepção construtiva em limpa trilhos
摘要
申请公布号	BR7700635(U)	申请公布日期	1998.11.24
申请号	BR1997MU00635U	申请日期	1997.02.25
申请人	COMPANHIA VALE DO RIO DOCE.	发明人	FURTADO LUIS FERNANDO ALVES;SOUZA SANTOS JOANIR DE
分类号	B61F19/00;(IPC1-7):B61F19/00	主分类号	B61F19/00
代理机构		代理人
主权项
地址

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