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发明名称
PERFECCIONAMIENTOS EN ORGANOS DE OBTURACION.
摘要
申请公布号
ES244228(U)
申请公布日期
1979.10.16
申请号
ES19280002442U
申请日期
1978.04.14
申请人
LUWA A.G.
发明人
分类号
F16K7/02;(IPC1-7):16K7/02
主分类号
F16K7/02
代理机构
代理人
主权项
地址
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