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经营范围
发明名称
APARELHO PARA DESLOCAR PLACAS DE FILTRO E SISTEMA DE DESCARREGAR TORTA DE UM FILTRO-PRENSA
摘要
申请公布号
BR8707892(A)
申请公布日期
1990.03.01
申请号
BR1987PI07892
申请日期
1987.11.25
申请人
ENVIROTECH CORPORATION
发明人
STEVEN S. DAVIS
分类号
B01D25/172;(IPC1-7):B01D25/12
主分类号
B01D25/172
代理机构
代理人
主权项
地址
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