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发明名称
EMBOLO INTEGRADO PARA BOMBAS DE RECALQUE DE PRODUTOS QUIMICAMENTE AGRESSIVOS
摘要
申请公布号
BR7507967(A)
申请公布日期
1977.06.28
申请号
BR19750007967
申请日期
1975.12.01
申请人
BASTOS M
发明人
BASTOS M
分类号
(IPC1-7):F04B21/04
主分类号
(IPC1-7):F04B21/04
代理机构
代理人
主权项
地址
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