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发明名称
APERFEICOAMENTOS INTRODUZIDOS EM MAQUINA VARREDOURA DE RUA
摘要
申请公布号
BR8902789(A)
申请公布日期
1990.02.06
申请号
BR1989PI02789
申请日期
1989.05.26
申请人
CARLOS TADEU DE MEDEIROS
发明人
CARLOS TADEU DE MEDEIROS
分类号
E01H1/05;(IPC1-7):E01H1/05
主分类号
E01H1/05
代理机构
代理人
主权项
地址
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