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经营范围
发明名称
PERFECCIONAMIENTOS EN LOS DISPOSITIVOS DE JUNTA MECANICA PARA IMPERMEABILIZAR ARBOLES.
摘要
申请公布号
ES516197(D0)
申请公布日期
1983.10.01
申请号
ES19970005161
申请日期
1982.10.04
申请人
DURAMETALLIC CORPORATION
发明人
分类号
F16J15/16;F16J15/34;F16J15/40;(IPC1-7):16J15/16
主分类号
F16J15/16
代理机构
代理人
主权项
地址
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