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发明名称
APERFEICOAMENTOS INTRODUZIDOS NAS VALVULAS DE MEMBRANA DE ELETROVALVULAS
摘要
申请公布号
BR7907653(A)
申请公布日期
1980.08.05
申请号
BR19790007653
申请日期
1979.11.26
申请人
SETI SPA
发明人
RANZANIGO P
分类号
F16K31/40;(IPC1-7):D06F39/08
主分类号
F16K31/40
代理机构
代理人
主权项
地址
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