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发明名称
VALVULA OSCILANTE PARA BOMBA DE HORMIGON.
摘要
申请公布号
ES232701(Y)
申请公布日期
1978.10.16
申请号
ES19010002327U
申请日期
1977.12.14
申请人
CERFINTER, S. A.
发明人
分类号
F16K;(IPC1-7):16K/
主分类号
F16K
代理机构
代理人
主权项
地址
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